Ref. 903.040
The Sinn 903 St, reference 903.040, is a chronograph with a 41 mm steel case and see-through case back. Polished and satinised finishes cover the 14.5 mm thick case, water resistant to 100 metres. An interior rotating bezel carries a logarithmic slide-rule scale. The black electroplated dial has silver counters and small seconds beneath sapphire crystal. A date window punctuates the display beside the counters. Calibre LJP 8000 combines automatic winding with a column-wheel mechanism. A screw-down winding crown sits beside the additional bezel crown.
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TECHNICAL SPECIFICATIONS
CASE
Diameter
41mm
Thickness
14.5mm
Lug Width
22mm
Case Material
Steel
Water Resistance
100m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Automatic
Caliber
LJP 8000
Frequency
28,800 vph (4 Hz)
Jewels
28 jewels
DIAL
Dial Color
Black
FEATURES & COMPLICATIONS
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QUICK FACTS
BRAND
Sinn SpezialuhrenREFERENCE
903.040COLLECTION
903MOVEMENT
AutomaticCALIBER
LJP 8000CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
100m (swimming)FOR WATCH DEALERS
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