OMEGA
522.30.38.50.04.001 Speedmaster
Round
Scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
Stainless steel
Blue ceramic bezel that features a white enamel tachymeter scale
38 mm
18 mm
10 bar (100 metres / 330 feet)
14.75 mm
Varnished white dial
Date window at 6 o’clock
52 hours
Self winding
Co-Axial Calibre 3330
Hour, minutes, chronometer, chronograph, date, small seconds, tachymeter
Steel
Foldover clasp with comfort setting