Rolex Super Clone Watches 1:1 DateJust m278383rbr-0020 Jubilee 31MM 2236 Movement

Original price was: $850.00.Current price is: $750.00.

ARF Edition — Jubilee Bracelet

The ARF iteration of the 31mm DateJust reference 278383RBR stands as a notable achievement in mid-size replica manufacturing. Known within collector circles for its precise 904L Oystersteel finishing and well-tolerated Jubilee bracelet, this model captures the complex two-tone aesthetic with commendable accuracy.

Inside sits the Clone 2236 automatic movement, engineered to replicate the architecture of Rolex’s compact caliber. Unlike standard off-the-shelf movements, this caliber supports the correct instantaneous date transition and stop-seconds functionality. Power reserve is rated at approximately 36 hours.

Measuring a precise 31mm in diameter with an 11mm thickness, the case dimensions accurately mirror the genuine article at 83.3 grams. The olive green dial features sharp printing and well-proportioned diamond markers, complemented by the 18k yellow gold plated diamond-set bezel.

  • Movement: Clone 2236 Automatic — Approximately 36 hours
  • Case Material: 904L Oystersteel with 18k gold plating, 31mm diameter, 11mm thickness, 83.3g
  • Bezel: Diamond-set with 18k yellow gold plating
  • Crystal: Sapphire with 2.5x Cyclops lens
  • Bracelet: Two-tone Jubilee, 904L steel and 18k gold plating, folding Oysterclasp
  • Water Resistance: 50 Meters — professional pressure test recommended before swimming. Do not operate the crown while the watch is submerged.

This 31mm DateJust appeals to collectors seeking a historically accurate mid-size profile with elevated gem-set aesthetics. Its proportions make it an ideal daily wearer for smaller wrists while maintaining substantial visual presence.

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Description

ARF Rolex DateJust 31 Ref. 278383RBR Two-Tone Jubilee

The ARF 278383RBR excels in its execution of the 31mm Oyster case and Jubilee bracelet tolerances, offering a highly capable mid-size alternative.

Powered by Clone 2236 Movement

The mechanical core of this 31mm DateJust is the clone 2236 caliber, specifically designed to fit the reduced inner diameter of mid-size cases without compromising the date wheel layout. It features a bidirectional winding module and a high-beat escapement operating at 28,800 vibrations per hour. Each movement is evaluated against our strict QC standards to ensure reliable amplitude and beat error out of the box.

⏱ Accuracy Profile:

Standard clone 2236 caliber: typically ±10–15 seconds per day.

  • ✅ Power Reserve: Approximately 36 hours
  • ✅ Complications: Instantaneous date with rapid setting, stop-seconds
  • ✅ Winding Direction: Bidirectional

Technical Specifications

THE BUILD904L Oystersteel & 18k Plating

Constructed with an accurate 31mm diameter and 11mm thickness, featuring polished case sides and brushed lugs that closely mimic genuine finishing ratios.

THE DIALOlive Green with Diamond Markers

The sunburst olive green dial is applied with synthetic diamond hour markers. Chromalight lume is properly applied to the hands for consistent blue emission.

THE BEZELDiamond-Set 18k Gold Plated

The fixed bezel is set with synthetic cubic zirconia stones, housed within an 18k yellow gold plated base that aligns tightly against the sapphire crystal.

THE BRACELETTwo-Tone Jubilee

Features solid five-piece links with 18k yellow gold plated center links. The concealed folding Oysterclasp operates with smooth, predictable resistance.

Why ARF for This Reference?

Many collectors ask: ‘Why not GMF?’

While GMF produces excellent mid-size models, the ARF version is frequently chosen for its superior Jubilee bracelet tolerances. The end-link fitment against the 31mm case is noticeably tighter on the ARF, significantly reducing bracelet stretch and endplay out of the box.

Full Disclosure: The 18k yellow gold plating tone on the center links may appear slightly warmer than solid gold under direct fluorescent lighting, and the clone 2236 rotor can be faintly audible during rapid wrist movement.

LIVE PREVIEW

Data Sheet

MODEL REFERENCE m278383rbr-0020
FACTORY / VERSION ARF Two-Tone Jubilee Edition
MOVEMENT Clone 2236 Automatic
CASE MATERIAL 904L Oystersteel with 18k Gold Plating
WEIGHT & THICKNESS 83.3g | 11.0mm
CRYSTAL & LUME Sapphire with Cyclops | Chromalight
DIMENSIONS 31.0mm × ~37.0mm × 11.0mmManual measurements — minor tolerances apply.
WATER RESISTANCE 50 Meters — professional pressure test recommended before swimming

Collector Q&A

Q: Does the clone 2236 movement in this 31mm model accept genuine Rolex dial and hands?

A: While the outer diameter of the clone 2236 is similar to the genuine, the hand pinion heights and dial foot positions may require modification. It is not a direct drop-in replacement for standard ETA parts or genuine components without a specialized movement ring and skilled horological adjustment.

Q: How durable is the 18k yellow gold plating on the ARF Jubilee bracelet?

A: ARF utilizes a PVD plating process that is reasonably robust for daily wear. However, it is a surface treatment; deep scratches on the center links or the folding Oysterclasp will reveal the underlying 904L Oystersteel.

Q: Are the stones on the 278383RBR bezel moissanite or cubic zirconia?

A: The factory utilizes high-grade cubic zirconia (CZ) for the bezel setting. While they offer excellent light dispersion under natural lighting, they do not test as diamonds on a thermal tester.

Q: Is there noticeable rotor noise on this specific ARF 2236 movement?

A: Yes, a common quirk of the compact clone 2236 caliber is a slightly audible rotor spin during rapid wrist movements. This can be mitigated by a watchmaker through proper application of Moebius 9010 oil to the rotor bearings.

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Rolex Super Clone Watches 1:1 DateJust m278383rbr-0020 Jubilee 31MM 2236 Movement

Original price was: $850.00.Current price is: $750.00.