Stainless steel case with a stainless steel bracelet with 18kt rose gold bars.
Fixed 18kt rose gold bezel.
Silver dial with luminous rose gold-tone dauphine-style hands and diamond hour markers.
Minute markers around the outer rim.
Dial Type: Analog.
Luminescent hands.
Date display at the 3 o'clock position.
Omega calibre 2500 automatic movement, based upon ETA 2892-A2, containing 27 Jewels, bitting at 25200 vph, and has a power reserve of approximately 48 hours.
Scratch resistant sapphire crystal.
Pull / push crown.
Transparent case back.
Round case shape.
Case size: 35 mm.
Case thickness: 11.4 mm.
Band width: 16 mm.
Fold over clasp with a push button release.
Water resistant at 100 meters / 330 feet.
Functions: date, hour, minute, second, co-axial escapement, chronometer.
Constellation Chronometer 35 Mm Series.
Dress watch style.
Watch label: Swiss Made.
Item Variations: 123 20 35 20 52 001, 123-20-35-20-52-001, 123/20/35/20/52/001, 12320352052001.
Omega Constellation Chronometer Automatic Silver Dial Watch 123.20.35.20.52.001.
Case diameter-dimension 35 mm Case thickness 11.4 mm
Comment