Q-Factory 2026 Edition — Elastomer Rubber Strap
The replica market has long struggled to replicate the tactile authority of solid precious metal chronographs. The Q-Factory (QF) edition of the Rolex Daytona M126518LN addresses this core horological deficit by utilizing a proprietary Tungsten-Steel alloy case construction. By achieving a net weight of approximately 155 grams, this reference effectively mirrors the specific heft of the genuine 18K yellow gold model on an Oysterflex strap, eliminating the lightweight feel that betrays standard 904L steel replicas.
Internally, the timepiece is driven by the Clone Calibre 4131 automatic chronograph movement. This updated mechanism mirrors the genuine architecture with a functional vertical clutch and column wheel, ensuring precise engagement of the chronograph seconds hand without the initial stutter found in modified 7750 calibers. Per strict replica testing standards, the power reserve yields approximately 36 hours of continuous operation when fully wound.
The visual profile is defined by a double-layer PVD application infused with 18K yellow gold, providing a durable and tonally accurate finish across the 40mm case and clasp. The ‘Bright Black & Golden’ dial features a deep lacquer finish contrasted by crystalline sub-dials and eight brilliant-cut simulated diamond hour markers. Chromalight-style luminescence is applied to the hands for low-light legibility, while the black ceramic bezel insert features correctly recessed and plated tachymetric scale numerals.
- Movement: Clone Calibre 4131 Automatic Chronograph — Approximately 36 hours
- Case Material: Tungsten-Steel Alloy with 18K YG PVD, 40mm diameter, ~46.5mm lug-to-lug, ~155g
- Bezel: Black Ceramic (Cerachrom equivalent) with gold-plated engravings
- Crystal: Sapphire with colorless anti-reflective coating
- Bracelet: Black elastomer rubber strap with 18K YG PVD Glidelock-style clasp
- Water Resistance: 30m stated rating — professional pressure test recommended before swimming. Do not operate chronograph pushers or the crown while the watch is submerged.
This weighted reference is engineered specifically for collectors who demand the correct physical mass of a precious metal timepiece. It is best suited for those who appreciate high-density case architecture and are willing to maintain a plated finish.




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