VSF Edition — OysterFlex Strap
The VSF iteration of the Rolex Daytona 126518LN represents a significant technical benchmark in the replica chronograph sector, primarily due to its precise 11.8mm case thickness. Weighing in at exactly 136.6 grams, this model utilizes a 904L Oystersteel core wrapped in an 18K gold plating, offering a tactile experience that closely mirrors the genuine counterpart while acknowledging the inherent density differences of solid precious metals.
At the core of this reference is the highly regarded Dandong clone Caliber 4131. This self-winding mechanical chronograph movement features a paramagnetic blue Parachrom hairspring and KIF shock absorbers, ensuring robust anti-magnetic properties and stability. Unlike standard Asian 7750 modifications, this integrated chronograph architecture supports full sub-dial functionality and delivers a reliable 60+ Hours (Dandong clone caliber) of continuous operation.
The 40mm case integrates a scratch-resistant Cerachrom bezel and a pristine sapphire crystal with the correct laser-etched crown at the 6 o’clock position. The dial configuration is meticulously executed, featuring Chromalight applications for optimal low-light legibility, while internal cataloging occasionally references a dark green accent code for specific batch tracking. The OysterFlex strap is secured by a folding clasp with micro-adjustment capabilities.
- Movement: Dandong Caliber 4131 Clone — 60+ Hours (Dandong clone caliber)
- Case Material: 904L Oystersteel & 18K Gold Plated, 40mm, 136.6g
- Bezel: Black Cerachrom ceramic with accurate tachymetric scale
- Crystal: Sapphire with anti-reflective coating and etched crown
- Bracelet: Elastomer OysterFlex strap with 18K plated folding clasp
- Water Resistance: 50 meters — professional pressure test recommended before swimming. Do not operate chronograph pushers or the crown while the watch is submerged.
Designed for collectors who prioritize movement architecture and precise case dimensions. The OysterFlex configuration provides a versatile, secure fit suitable for both active and formal environments.

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