Ref. 857.010
The Sinn 857 UTC, reference 857.010, is a GMT watch with a bead-blasted steel case measuring 43 mm across. Its captive pilot's bezel turns in both directions with minute ratcheting. TEGIMENT hardening improves scratch resistance across the case and bezel base. The 12 mm thick case is water resistant to 200 metres. A sapphire crystal fronts the matte black dial with a date display and second time zone. Calibre SW330-1 winds automatically. Ar-Dehumidifying Technology limits fogging inside the case.
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TECHNICAL SPECIFICATIONS
CASE
Diameter
43mm
Thickness
12mm
Lug Width
22mm
Case Material
Steel
Water Resistance
200m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Automatic
Caliber
SW330-1
Frequency
28,800 vph (4 Hz)
Jewels
25 jewels
DIAL
Dial Color
Black
FEATURES & COMPLICATIONS
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Other watches with the SW330-1 calibre
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6060
6060.010
Sinn Spezialuhren
6060 B
6060.013
Sinn Spezialuhren
6096
6096.010
Sinn Spezialuhren
856 UTC
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Sinn Spezialuhren
856 S UTC
856.020
Sinn Spezialuhren
857 S UTC
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Sinn Spezialuhren
EZM 7
857.030
QUICK FACTS
BRAND
Sinn SpezialuhrenREFERENCE
857.010COLLECTION
856/857MOVEMENT
AutomaticCALIBER
SW330-1CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
200m (snorkeling)FOR WATCH DEALERS
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