Cartier SantosTwo Tone W2SA0009 Watch
This 1:0.98 scale replica of the Cartier Santos Two-Tone (Ref. W2SA0009) replicates the 1904 aviation pioneer’s design with 0.15mm dimensional accuracy. The gold/steel construction and updated QuickSwitch system meet ISO 6425 standards while preserving historical authenticity.
Key Identifiers
- 39.8mm two-tone case (9.38mm thickness)
- Seiko NH35A automatic movement (±8s/day accuracy)
- 18K gold-plated bezel (5μm thickness, 2025 anti-tarnish formula),
Technical Specifications
Case & Materials
| Component | Detail |
|---|---|
| Case Material | 316L Steel + 18K Gold Bezel |
| Crystal | Double-domed Sapphire (9H hardness) |
| Crown | 7-facet design with synthetic spinel (3.2mm) |
| Water Resistance | 10ATM |
Movement Performance
- NH35A Automatic (21,600 VPH)
- 41-hour power reserve with hacking function
- Custom rotor mimicking Cal.1847 MC finish
Design Authenticity
Two-Tone Construction
- Bezel: Solid 18K gold plating (ASTM B488 compliant)
- Case: Brushed/polished steel (0.2mm finishing tolerance)
- Screw Details: Gold-plated exposed screws (1.8mm hex)
Dial Features
- Opaline Silver Dial: 0.18mm sunray brushing
- Blued Steel Hands: Thermal oxidation at 550°C (MIL-STD-2198)
- Applied Markers: 0.4mm height gold-plated Roman numerals
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