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Press release
With more than 300 individual parts, winding reserve indicator, a precision balance, special twin mainspring barrels and a triple escape mechanism with dual escape wheel and constant power, it is a true masterpiece of the art of horology. The Tensus is the perfect watch for everyone who is not only captivated by the intricate mechanisms; it is also, with its exquisite embellishments, an exclusive understatement.
Main characteristics
Type: 4-hand watch (including power reserve)
Hands: Hours / minutes / small seconds (at 6 o'clock), power reserve (at 9 o'clock)
Technical features
- Independent manufacture Calibre: Cal. 880
- 5 patents pending
- Fully hardened parts
- 100 % Swiss Made
Casing
Design: Eric Giroud
Casing variants:
- Polished/satinised steel
- White gold or red gold
Waterproof to: 50 m
Length over strap-holding bridges: 53.10 mm
Casing diameter: 42.50 mm
Casing height, total: 13.95 mm
Casing height, without crystal: 11.20 mm
Crystal: Domed sapphire glass
Casing back crystal: Flat sapphire glass
Dial
Design: Eric Giroud
Shock resistance: Dial positioned by means of pins, screwed directly onto the movement
Dial variants:
- Brass, with brass applications / tracery: blue (steel casing)
- Gold, with gold applications / tracery: anthracite (gold casing)
Hands: Hardened steel
Bracelet: Leather / alligator, with pin buckle
Bracelet size: Strap-holding bridge: 22 mm / buckle: 20 mm
Movement
Calibre n°: HWM Cal. 880
Diameter: 38.30 mm
Height: 7.00 mm
Jewels: 55
Escapement type: Sequax triple anchor escapement with double escape wheel and constant power / patent pending; capillary phase to improve oil retention
Balance: Mass-regulated Vivax balance / 16 mm / patent pending
Balance spring: Over-coil hairspring (Breguet)
Fine regulation: Tenere fine adjustment / patent pending
Mainspring barrel: Pariter twin mainspring barrel / patent pending
Semi-oscillations: 18 000/h
Mainspring barrel diameter: 17.40 mm
Moment of inertia: 126 mgmm²
Gear train
Gear tooth system: Cycloid gear teeth
Pinions: Fully hardened steel pinions
Gears: Copper beryllium
Mainspring barrel: Copper beryllium
Screws: Steel, blued and polished
Power reserve: 60 h
Decoration
Movement plates: Hand bevelled
