Rolex Datejust 31 278344RBR Pink Roman Dial RBR Diamond Bezel
All photos are of the actual watch for sale.

Rolex Datejust 31 278344RBR Pink Roman Dial RBR Diamond Bezel

$32,500.00

Price includes 10% GST for Australian customers

Price includes 10% GST for Australian customers

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Case Materials: Oystersteel & 18ct white gold
Colour: Pink
Condition: Brand New
Contents of delivery: Full Set with Box and Papers
Model Name: Datejust
Size: 31mm
Year: 2026
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Rolex Datejust 31 278344RBR – An Iconic Combination, Executed Perfectly

The Datejust 31 exists in dozens of configurations, but the pink sunray dial with Roman numerals and a diamond-set bezel in White Rolesor is one of the combinations that collectors and newcomers alike keep coming back to. It is simultaneously understated and glamorous — the pink dial warm and feminine, the diamond bezel precise and restrained, the Jubilee bracelet a classic choice that has accompanied the Datejust since 1945. This is not a watch that needs to shout; everything here is doing exactly what it should.

White Rolesor: Rolex’s Original Two-Tone

White Rolesor is Rolex’s term for the combination of Oystersteel and 18k white gold — a pairing the brand has refined for decades. On the 278344RBR, the Oystersteel case and Jubilee bracelet provide durability and every-day wearability, while the 18k white gold bezel & crown elevate the piece into dress-watch territory. The result is a watch that works equally well with a business suit or an evening outfit, and which avoids the high-contrast harshness that a full yellow gold or rose gold Rolesor can sometimes produce. White Rolesor sits quietly and lets the dial and bezel do the talking.

The Dial: Pink Sunray, Roman Numerals

The dial is lacquered in a soft pink with a sunray finish — a surface treatment that radiates outward from the centre, creating subtle movement as the light changes throughout the day. Applied white gold Roman numerals mark the hours without the visual weight of diamond hour markers, keeping the dial readable and elegant rather than jewellery-heavy. The date window at 3 o’clock sits behind a Cyclops lens magnifier, Rolex’s patented 2.5× magnification element integrated into the sapphire crystal. The overall impression is of a properly dressed watch — every element chosen and nothing accidental.

The Bezel: Diamond Set RBR

The domed bezel is factory-set with diamonds by Rolex’s in-house gem-setting workshop. The “RBR” suffix in the reference number is Rolex’s designation for a diamond-set bezel that has been fitted at the factory rather than aftermarket — critical for authentication, insurance, and resale. The dome profile of the bezel is the defining design element of the DJ31 range: shallower and more delicate than the flat bezels of earlier Datejusts, it frames the dial without dominating it.

Calibre 2236: Rolex’s Precision Movement for Smaller Watches

The Calibre 2236 is the movement Rolex developed specifically for its 28 mm and 31 mm Datejust models when the brand redesigned this size tier in 2020. It is a self-winding mechanical movement with 31 jewels, running at 28,800 vph (4 Hz), delivering approximately 55 hours of power reserve. It carries COSC chronometer certification — an independent accuracy standard requiring daily deviation of no more than −2/+2 seconds. The Syloxi hairspring is Rolex’s proprietary silicon alloy hairspring, offering significantly improved resistance to magnetic fields, temperature variation, and mechanical shock compared to traditional metal hairsprings. Paraflex shock absorbers protect the movement further. The result is a movement calibrated to perform well above the minimum COSC standard in everyday conditions.

Brand New, Full Set, 2026

This watch is brand new and unworn — it has never been on a wrist outside a Rolex boutique. The complete set includes the original Rolex box, outer box, all papers, warranty card, swing tags, and booklets. Full-set, unworn examples of the 278344RBR pink Roman in 2026 production are not easy to find. Calibre24 is offering this piece now that could otherwise require waiting months at an authorised dealer.


Watch in Detail
  • Brand: Rolex
  • Model: Datejust 31
  • Reference: 278344RBR
  • Year: 2026 — brand new, unworn
  • Case material: White Rolesor — Oystersteel with 18k white gold bezel and crown
  • Case diameter: 31 mm
  • Case thickness: 10.5 mm
  • Lug width: 16 mm
  • Crystal: Sapphire with Cyclops date magnifier (2.5×)
  • Caseback: Screw-down, Oyster-style
  • Bezel: Domed, 18k white gold, factory-set with 24 brilliant-cut diamonds (RBR designation)
  • Dial: Pink sunray lacquer, applied Roman numerals, date at 3 o’clock
  • Hands: luminous
  • Movement: Rolex Calibre 2236, self-winding automatic
  • COSC: Yes — certified chronometer
  • Frequency: 28,800 vph (4 Hz)
  • Jewels: 31
  • Power reserve: ~55 hours
  • Hairspring: Syloxi (Rolex proprietary silicon alloy)
  • Shock protection: Paraflex
  • Bracelet: Five-link Jubilee
  • Clasp: Concealed Crownclasp with Easylink 5mm comfort extension
  • Water resistance: 100 m / 10 bar
  • Condition: Brand new, unworn
  • Set: Full — original Rolex box, outer box, warranty card, papers, booklets, swing tags

FAQs

Q: What is the Rolex Datejust 31 278344RBR? A: The 278344RBR is Rolex’s 31 mm Datejust in White Rolesor — a combination of Oystersteel case and bracelet with 18k white gold bezel and crown. The “RBR” suffix means the bezel is set at the factory with brilliant-cut diamonds. The reference is available across several dial configurations; this example has a pink sunray dial with applied white gold Roman numerals and a five-link Jubilee bracelet.

Q: What does “White Rolesor” mean on a Rolex? A: White Rolesor is Rolex’s proprietary name for the combination of Oystersteel and 18k white gold. On the Datejust 31 278344RBR, the case, bracelet, and overall structure are Oystersteel, while the bezel & crown are 18k white gold. Rolesor (as opposed to fully solid gold) makes the watch significantly more durable for everyday wear while maintaining a precious metal presence.

Q: How many diamonds are on the 278344RBR bezel? A: The domed bezel of the 278344RBR is set with 24 brilliant-cut diamonds by Rolex’s in-house gem-setting team. The “RBR” in the reference number confirms this is a Rolex factory diamond-set bezel — not an aftermarket modification — which is essential for authentication, warranty, and resale value.

Q: What movement does the Rolex Datejust 31 use? A: The 278344RBR uses Rolex Calibre 2236, an automatic self-winding movement with 31 jewels, running at 28,800 vph, with approximately 55 hours of power reserve. It is COSC-certified to chronometer standard and features Rolex’s Syloxi silicon hairspring, which significantly improves resistance to magnetic fields and temperature variation compared to traditional hairsprings.

Q: Is the Datejust 31 a good size? A: The 31 mm case sits between Rolex’s 28 mm Datejust (often considered a smaller, more delicate option) and the 36 mm Datejust (which wears comfortably on both men and women). The 31 mm is consistently one of the most popular Datejust sizes for women who want a watch with dial presence and legibility without the case dominating the wrist. At 10.5 mm thick, it sits slim enough for everyday wear under a cuff.

Q: Is this Rolex brand new? A: Yes. This is a 2026 production example, never worn. It comes with the complete original set: Rolex box, outer box, warranty card, all papers, booklets, and swing tags. The watch has not been on a wrist outside a Rolex boutique.

Q: Why buy a brand new Rolex from Calibre24 instead of an authorised dealer? A: An authorised dealer (AD) operates on strict allocation — popular references like the DJ31 pink Roman diamond bezel can have multi-month wait times with no guarantee of supply. Calibre24 offers the same brand-new, full-set watch available now. You receive the same warranty card, the same box and papers, and the same unworn watch, without the wait.

Q: Can I view this watch in person in Perth? A: Yes. Calibre24 is based in Perth, Western Australia. Contact us to arrange a private viewing.

Rolex Datejust 31 278344RBR

Brand New

Full Set with Box & Papers

2026

Pink

31mm

White Rolesor

AUD

Shipping: Fully insured and express shipping available at a small cost.

Payment methods: Bank Transfer, EFTPOS, Credit or Debit (Master/Visa/AMEX) cards accepted. We do not accept crypto or cash payment.

Customers from any other country (outside of Australia) will be responsible to pay for any import taxes, customs and/or duties, as applicable, by their country laws. Our price doesn’t include any VAT, GST or any duties for any countries when the item is exported out of or shipped outside of Australia.

We are a licensed and reputable Australian second-hand watch dealer and one of Australia’s largest and most trusted luxury watch stores, with our Private Boutique located in Perth, Western Australia. We have proudly delivered luxury timepieces to watch enthusiasts across Australia and internationally.

We invite you to read our customer reviews across various platforms to learn more about the experiences of clients who have purchased luxury watches from us online.

Please refer to our website FAQ’s section for more details or reach out to us at Hello@calibre24.com.au with any queries.

Second Hand Dealer License No. SHD-79453.

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COMMON QUERIES

Please think carefully while deciding to purchase a piece and ask any questions that you may have. We do not accept returns or change of minds. The returns don’t apply unless the item received is different in condition or details from the advertisement, or it’s damaged during the transit. Please refer to our return policy for more details.

Every watch we sell comes with a guarantee of authenticity. We have a rigorous process of authentication which goes past just the authentication and extends to performance testing of the watch. Following as below are some of the checks we complete on our watches before we sell:

  • The watches are sourced from our trusted partner network, most of which are reputed businesses of the industry.
  • We inspect the finer details of the watch upon receiving, which includes an in-depth inspection of the dial, the movement and finer components.
  • The watch is tested and verified using sophisticated and modern Swiss machines we have available in-house. This includes:
    • Watch movement health check which includes its movement timekeeping/accuracy, amplitude a
    • Upon authentication and examination, a pressure testing is completed to evaluate its water resistance

You are also welcome to authenticate the watch when you receive it from us. Our return policy is that you can return any watch you purchase from us within 01 day if you find any issues or if the watch is not as we described it to be, to receive a full refund.

We are a preowned and/or pre-loved watch dealer meaning that while the watch may be unused, unworn and new in condition, it was previously owned by someone as sold by the factory/flagship boutique of the brand such as Rolex, AP, Patek etc.

We take high resolution and multiple photos from each watch to showcase its true and as-is condition showing the watch from multiple angles. These photos form part of the listing so what you see in our photos, is exactly what you will receive when you purchase from us.

If, when we deliver the watch to you, you don’t find the watch in the condition as we’ve advertised it in, you can return it to us for a full refund — refer to our Returns policy.

We describe the condition of watches as below:

Brand New:

  • The watch is unused, and new in condition.
  • There are no signs of use but there may be some handling marks. The handling marks mostly apply to older year/older stock pieces inherently from storage, handling etc. but can sometimes exist on recent year/fresh stock pieces too.
  • Photos on the listing form part of the condition disclosure.

Unworn:

  • The watch is not worn or used but there may be some light marks from storage and handling.
  • The watch may be New-old-stock (NOS), not current dated (the date on the card is previous year)
  • Photos on the listing form part of the condition disclosure.

Mint:

  • The watch is not unworn, but it’s carefully and lightly used. There may be little to no signs of use, hairlines, surface marks with no deep dents or scratches of note unless you inspect up close, at a particular angle or using a loupe etc. i.e. the marks may not be discernible in day-to-day wear.
  • The watch may have been lightly refinished/polished to make it retail ready, unless specified otherwise.
  • No dents or dings visible to unaided human eye or can be physically felt when you rub your finger over the surface.
  • No chips on the crystal visible to unaided human eye.
  • No cracks on the crystal.
  • Movement running adequately and the watch is keeping time.
  • Photos on the listing form part of the condition disclosure.

Excellent:

  • The watch has light signs of use and/or wear.
  • There may be little dents, surface roughness, or minor nicks on the case and/or bracelet.
  • The movement may need servicing.
  • The watch may have been refinished/polished.
  • Crystal may have light chips but no cracks i.e. the water resistance of the watch is not compromised.
  • Photos on the listing form part of the condition disclosure.

Good:

  • The watch has obvious signs of wear or use.
  • There may be dents, edges deformed and obvious imperfections.
  • The crystal may have a crack(s) and/or chips.
  • The movement needs servicing, and the watch doesn’t keep time well.
  • Photos on the listing form part of the condition disclosure.

We have sold thousands of watches and delivered them to our customers across Australia and beyond. Please check out our reviews from our customers on Google, Facebook or Chrono24 to see what they say about us after their online purchase of a luxury timepiece from us.

The overnight express is the name of the service used. It doesn’t guarantee that you will receive the watch the next day. However, the service does aim to deliver overnight and in most instances, we have delivered watches the next day. The delays on the other hand, are also possible and are not something that we haven’t seen before. We request ordering 3-4 business days in advance to allow for shipping delays, payment delays etc.

If you’re paying by credit/debit card, then there will be a Security Hold delay. Please refer to our Terms & Conditions for complete details.

We accept bank transfer/EFT and all major cards, including Visa, Master and American Express Credit/Debit Cards. We do not accept Cash or Crypto.

Yes, you can split the payment between two cards. Please contact us to discuss so we can assist.

Yes, you can split the payment between card and bank transfer. Please contact us to discuss so we can assist.

Yes, we accept payment in USD, however, our prices listed are all in AUD. To get the accurate USD price for the watch that you may be interested in, please reach out to us and we will provide you the quote based on currency rate at the time.

When you make payment via Bank Transfer, we endeavour to ship the products at the same day or next business day when we receive your payment into our bank account. However, in some circumstances it can take up to 4-7 Days to ship an item, using the following carriers: Fedex/TNT, DHL, Auspost, Brinks or Ferrari.

When you make payment via Credit or Debit Card, we apply a “Security Hold” for 2 full business days from the date of the payment, before we will ship the item to you. Once the security hold is completed, we endeavour to ship the products the next day. However, in some circumstances it can take up to 4-7 Days to ship an item, using the following carriers: Fedex/TNT, DHL, Auspost, Brinks or Ferrari. Please click here to view the shipping policy

Due to the premium service we use, and the insurance for high value of watches, our shipping partners also require one day notice to book/process the shipments especially if you’re ordering a watch above $50,000 AUD in value.
Please get in touch with us prior to placing the order if your order is urgent and we can work out the quickest solution for you. You can email us on Hello@calibre24.com.au

Yes, you can inspect any timepiece we have in stock in our appointment-only boutique in the heart of Perth CBD. To request a viewing or purchase in person simply submit a viewing or purchase request through our product page for the timepiece you’re interested in, and we’ll organize a time for you.

Yes, we are a GST registered business for Australian customers, and all the prices include GST, unless otherwise specified in the listing. Please note that some watches we have available are listed for overseas clientele, which do not have the Australian GST component added into the listed prices. This is categorically mentioned on the listing as it applies and added to the price when sold to customers residing in Australia.

Yes we have sold and delivered countless watches overseas and globally. If you are located in the USA, then we can also offer you a price estimate for the watch delivered to you with all taxes and duties paid by us i.e. our price will include import taxes into the US and insured shipping – and you will pay nothing more to receive the watch.

We are not affiliated with any watch brand or watchmaker, and as such we are not Authorised Dealers for any watches that we sell. We specialize in buying and selling pre-owned and preloved watches, although most of the watches we deal in are in unworn and new condition.

We are an independent business, founded, run and managed by a watch collector and enthusiast Hafiz J Mehmood.

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