Domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
White mother-of-pearl with diamonds
100 m (330 feet)
LadiesCase Diameter: 35 mm
Free-sprung balance without index. Advantage of these two elements make the Omega 2403 a high precision chronometer with a stable accuracy over long periods of use. Officially certified chronometer. Meticulous finish.
Power reserve: 44 hours