Ref. 140.13.39.21.01.001
Omega Constellation Observatory reference 140.13.39.21.01.001 has a 39.4 mm steel case. The case is 12.23 mm thick and 47.2 mm from lug to lug. A domed, bevelled sapphire crystal with anti-reflective treatment on both sides covers the black dial. Calibre 8914 is a self-winding movement with a Co-Axial escapement and a 60 hour power reserve. The Observatory is a Master Chronometer, approved by METAS. A display back shows the movement. Omega rates the case to 30 metres, or 3 bar. A black alligator leather strap is fitted to the watch.
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TECHNICAL SPECIFICATIONS
GENERAL
Gender
Men
CASE
Diameter
39.4mm
Thickness
12.23mm
Lug to Lug
47.2mm
Lug Width
19mm
Case Material
Steel
Water Resistance
30m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Automatic
Caliber
8914
Frequency
28,800 vph (4 Hz)
DIAL
Dial Color
Black
Numerals
Lines
BRACELET/STRAP
Bracelet/Strap
Alligator Skin
Clasp Type
Buckle
Clasp Material
Steel
FEATURES & COMPLICATIONS
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FOR WATCH DEALERS
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