331.50.42.51.02.001 Omega Speedmaster 57 Omega Co-Axial Chronograph 41.5 MM
Product Description
Watch info
See allMovement
Precision
Officially Certified Swiss Chronometer (COSC)
Power Reserve
60 Hours
Winding
Bidirectional automatic winding
Functions
Chronograph, Hours, minutes, small seconds, and date, Tachymeter scale
Jewels
54
Frequency
28,800 VpH (4 Hz)
Movement
Self-winding chronograph movement with column wheel mechanism and Co-Axial Escapement
Caliber
Omega 9301
Oscillator
Free sprung-balance with "Si 14" silicon balance spring
Case
Shape
Round
Diameter (in mm)
41.5
Material
18-carat Yellow Gold
Crystal
Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
Model Case
Brushed/satin finished 18-carat yellow case with polished finished beveled edges, Transparent case back with sapphire crystal
Water Resistance
10 bar (100 metres / 330 feet)
Bezel
Fixed, brushed finished 18-carat yellow gold bezel with engraved and black-filled tachymeter scale
Winding Crown
Polished 18-carat yellow gold crown with notched edge for enhanced grip
Dial
Color
Silver
Indexes
Indices
Details
Applied yellow gold index hour markers with luminescent fill, Fine printed black minute, seconds and fractions of a seconds track around the outer rim, Flat silver main dial, Recessed silver sub-dials with a fine concentric circular pattern finished rims & flat center, Yellow gold OMEGA logo below 12 o'clock, Yellow gold toned hands, the hour & minute hands with luminescent fill
Bracelet
Material
18-carat Yellow Gold
Clasp
Push Button Foldover Clasp
Bracelet
18-carat yellow gold bracelet with brushed finished outer links and polished finished center links
Complication
Date window displayed at the 6 o'clock position
Minute & hour counters are combined into a single sub-dial located at the 3 o'clock position
Small continuous running seconds hand sub-dial located at the 9 o'clock position
Tachymeter scale on the bezel
Reviews
Address:United Kingdom Farnborough Name:Lee61
great transaction with seller. very satisfied
Address:USA Woodside Name:shatea brisbon
A+ seller , thanks ! fast shipping
Address:Mexico Xalapa Name:Chad Reams
I bought the brown one. It is so cute and stylish. I bought it for a friend but when I opened it I wanted to keep it for myself. You cant beat the price.