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Description
ARF Rolex DateJust 31mm Ref. 278273 Two-Tone
A clinically executed mid-size replica that leverages advanced plating techniques and a dedicated clone 2236 movement to achieve significant horological fidelity.
Powered by Clone 2236 Caliber
The integration of the clone 2236 movement represents a critical step forward for 31mm replicas, which historically relied on spacer rings and generic calibers. This dedicated architecture ensures the crown stem height aligns accurately with the case tube, eliminating the awkward winding feel found in older versions. The mechanism supports instantaneous date changes with rapid setting, operating with a smooth sweep that mirrors genuine specifications. All components are assembled under to ensure long-term mechanical reliability.
卤5��8 seconds per day. The clone 2236 is regulated prior to dispatch, offering highly stable amplitude across varying wrist positions.
- �� Power Reserve: Approximately 36 hours
- �� Complications: Instantaneous date with rapid setting, stop-seconds for precise time setting
- �� Winding Direction: Bidirectional self-winding via perpetual rotor
Technical Specifications
The monobloc middle case measures exactly 31mm in diameter with a confirmed thickness of 10.2mm. The polished case flanks contrast accurately against the brushed lug surfaces, yielding an authentic profile.
Features correct dial text thickness and sharp indices, complemented by consistent Chromalight application on the hands for low-light legibility.
The fluting angles have been refined to capture light dynamically, avoiding the overly rounded edges characteristic of lower-tier mid-size production runs.
Five-piece links with solid end links (SEL) that sit flush against the case. The folding Oysterclasp engages securely with minimal lateral play.
Why ARF for This Reference?
Many collectors ask: ��Why not GMF?��
While GMF produces a highly competent 31mm DateJust, ARF maintains a distinct advantage in bracelet finishing and clasp tolerances. The Jubilee links on this ARF release exhibit superior articulation, and the 18k yellow gold plating presents a cooler, more accurate tone compared to the slightly brassy hues sometimes observed in rival batches.
Full Disclosure: The rotor of the clone 2236 movement can exhibit slight audible oscillation in very quiet environments, a common characteristic of mid-size clone calibers.
LIVE PREVIEW
Data Sheet
| MODEL REFERENCE | 278273 |
| FACTORY / VERSION | ARF Edition |
| MOVEMENT | Clone 2236 Caliber |
| CASE MATERIAL | 904L Oystersteel (18k Gold Plated) |
| WEIGHT & THICKNESS | 82.3g | 10.2mm |
| CRYSTAL & LUME | Sapphire with Cyclops | Chromalight |
| DIMENSIONS | 31mm � [unconfirmed] � 10.2mmManual measurements �� minor tolerances apply. |
| WATER RESISTANCE | 50 Meters �� professional pressure test recommended before swimming |
Collector Q&A
Q: Does the 18k yellow gold plating on the ARF 278273 fade quickly?
A: Under normal wear, the ARF factory plating is highly durable and utilizes an advanced physical vapor deposition process. However, to maintain the gold tone long-term, avoid exposing the watch to harsh chemicals, abrasive surfaces, or prolonged saltwater submersion without immediate freshwater rinsing.
Q: Is the date magnification exactly 2.5x like the genuine Rolex DateJust?
A: Yes, the sapphire crystal on this model features a precisely machined Cyclops lens that provides the correct 2.5x magnification. The date font weight and centering also closely mirror genuine specifications.
Q: Can the clone 2236 movement be serviced by a standard watchmaker?
A: Yes, the clone 2236 is a fully functional mechanical caliber that can be disassembled, cleaned, and lubricated. Finding a replica-friendly watchmaker is recommended for routine maintenance to ensure the longevity of the components.
Q: What is the most notable flaw on this specific ARF 31mm release?
A: The most commonly noted quirk is a slight rotor noise during vigorous wrist movement. While the 2236 clone movement is highly reliable, its auto-winding mechanism is marginally more audible in quiet environments compared to the genuine Rolex caliber.
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