Ref. 857.012
The Sinn 857, reference 857.012, is a watch with a 43 mm bead-blasted steel case water resistant to 200 metres. A rotating pilot's bezel has a captive construction and clicks at minute intervals. The case is 12 mm thick with a screw-down crown. TEGIMENT treatment hardens the surface against scratches. Beneath sapphire crystal, the matte black dial displays central seconds beside the date. Calibre SW300-1 is self-winding. Magnetic Field Protection reduces the effects of magnetic fields.
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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
SW300-1
Frequency
28,800 vph (4 Hz)
Jewels
25 jewels
DIAL
Dial Color
Black
FEATURES & COMPLICATIONS
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U1 S
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U1 S E
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1025.010
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U18
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U50
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U50 B
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U50 S
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U50 S Mother-of-pearl S
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U50 S BS
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U50 S L
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QUICK FACTS
BRAND
Sinn SpezialuhrenREFERENCE
857.012COLLECTION
856/857MOVEMENT
AutomaticCALIBER
SW300-1CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
200m (snorkeling)FOR WATCH DEALERS
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