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Description
ARF Rolex DateJust 31 Ref. 278273 Two-Tone Rose Gold
A highly capable 31mm replica distinguished by ARF��s benchmark bracelet finishing and a dedicated 2236 clone architecture.
Powered by Clone Caliber 2236
The clone 2236 movement is engineered specifically to fit the dimensions of the 31mm DateJust case without requiring thick spacer rings. It features a free-sprung balance wheel style assembly and correct bridge engravings, offering a reliable 28,800 vph sweep that mirrors the genuine beat rate. All mechanisms undergo to ensure stable amplitude and acceptable beat error before dispatch, resulting in a dependable daily wearer.
卤8��12 s/day (typical for 2236 clone base movements when fully wound).
- �� Power Reserve: Approximately 36 hours
- �� Complications: Quickset date, hacking seconds
- �� Winding Direction: Bidirectional
Technical Specifications
10.8mm overall thickness with a 16mm lug width, featuring precise alternating brushed and high-polish surfaces that match factory specifications.
Natural shell variations provide unique iridescence, accented by precisely mounted diamond chatons and crisp, dimensional coronet printing.
Fixed fluted profile with accurate facet angles, finished in a warm rose gold PVD plating that effectively mimics the tone of solid 18k Everose.
Solid end links and tightly toleranced center links reduce lateral play, secured by a meticulously finished folding Oysterclasp.
Why ARF for This Reference?
Many collectors ask: ��Why not GMF?��
While GMF offers excellent variety in the 31mm range, ARF utilizes superior 904L steel finishing on the Oyster bracelet, resulting in significantly less endplay and a smoother clasp articulation. Furthermore, the rose gold plating tone on this ARF release presents a slightly warmer, more accurate hue compared to the often coppery tint found on early GMF batches.
Full Disclosure: The Mother-of-Pearl dial texture, varying by natural shell cut, may occasionally lack the extreme depth of iridescence seen in hand-selected genuine Rolex dials.
Data Sheet
| MODEL REFERENCE | DateJust 31 m278273-0027 |
| FACTORY / VERSION | ARF Edition |
| MOVEMENT | Clone Caliber 2236 Automatic |
| CASE MATERIAL | 904L Oystersteel & Rose Gold PVD |
| WEIGHT & THICKNESS | 97.4g | 10.8mm |
| CRYSTAL & LUME | Sapphire with Cyclops | Chromalight-style |
| DIMENSIONS | 31mm � 37mm � 10.8mmManual measurements �� minor tolerances apply. |
| WATER RESISTANCE | 30m stated rating �� professional pressure test recommended before swimming |
Collector Q&A
Q: Does the rose gold plating on the ARF DateJust 278273 fade quickly with daily wear?
A: The ARF factory utilizes a durable PVD plating process for their rose gold mid-links and bezel. While highly resistant to casual friction, it is recommended to avoid abrasive chemicals or ultrasonic cleaning on the plated sections to maintain longevity.
Q: How does the clone 2236 movement compare to standard ETA 2824 clones in the 31mm case?
A: The clone 2236 allows for correct crown stem height and date window placement without the need for thick spacer rings, ensuring the replica retains the exact 10.8mm case thickness of the genuine article.
Q: Are the diamond hour markers on the Mother-of-Pearl dial real diamonds?
A: ARF uses high-grade cubic zirconia for the hour markers on this specific 278273 replica. They are securely set in rose gold-toned chatons, providing excellent light refraction under indoor lighting.
Q: What is the main known technical quirk with this ARF 31mm release?
A: The primary quirk lies in the manual winding feel of the 2236 clone caliber. It can exhibit a slightly grittier tactile feedback through the crown compared to larger 3135/3235 clones, though this does not affect its actual timekeeping reliability.
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