Ref. 01 637 7544 4064-07 8 21 71
The Oris Artelier Chronometer, Date, reference 01 637 7544 4064-07 8 21 71, has a 40.5 mm steel case with a see-through back, 21 mm lugs and a steel bracelet, rated to 30 metres. On the black dial, a date window sits beneath domed sapphire. Centre hands show hours, minutes and seconds. Self-winding calibre 637 carries chronometer status with a 38-hour power reserve.
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TECHNICAL SPECIFICATIONS
CASE
Diameter
40.5mm
Lug Width
21mm
Case Material
Steel
Water Resistance
30m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Automatic
Caliber
637
Power Reserve
38h
Frequency
28,800 vph (4 Hz)
DIAL
Dial Color
Black
BRACELET/STRAP
Bracelet/Strap
Steel
FEATURES & COMPLICATIONS
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