Please note: This product is a replica version. We will not exchange or refund for "counterfeit product" reason. Please consider before purchasing.
If there is any problem with the product (product quality, shipping, exchange/return, refund,...) please do not hesitate to contact us.
The Rolex Cosmograph Daytona is a high-performance chronograph designed for motorsport timing. The Ref. 116519LN combines an 18K white gold case with a black Cerachrom bezel and Oysterflex bracelet, offering a balance of durability, precision, and modern sport-luxury aesthetics.
General Specifications
- Reference: 116519LN
- Collection: Cosmograph Daytona
- Case Size: 40 mm
Case
- Material: 18K white gold
- Construction: Monobloc middle case, screw-down case back
- Bezel: Black Cerachrom ceramic bezel with engraved tachymeter scale
- Crown: Screw-down Triplock waterproofness system
- Pushers: Screw-down chronograph pushers
- Crystal: Scratch-resistant sapphire
Water Resistance
- Rating: 100 meters / 330 feet (10 ATM)
Movement
- Type: Self-winding automatic chronograph
- Calibre: Rolex 4130 (in-house)
- Power Reserve: Approximately 72 hours
- Accuracy: −2/+2 seconds per day
- Technology: Parachrom hairspring (anti-magnetic), optimized chronograph architecture
Functions
- Hours, minutes, small seconds
- Chronograph: central seconds, 30-minute counter, 12-hour counter
- Tachymeter scale on bezel for speed measurement
- Stop-seconds for precise time setting
Dial
- Color: Silver (with contrasting blue subdials)
- Finish: Sunburst
- Hour Markers: Applied luminous index markers
- Feature: High-contrast chronograph layout for legibility
Bracelet
- Type: Oysterflex (elastomer over metal blade core)
- Material: Black elastomer with flexible metal core
- Clasp: Oysterlock safety clasp in 18K white gold
Technical Notes
- Calibre 4130 is engineered for robustness with reduced component count
- Cerachrom bezel provides high scratch resistance and fade-proof color
- Oysterflex bracelet combines the comfort of rubber with the durability of metal core structure
