Omega Constellation Mens Automatic Chronometer Diamond Grey Dial Watch Model 1235538

Omega Calibre 8501 Automatic movement with 39 Jewels, beats at 25200 vph (25 jewels), power reserve ~60 hours. Rose gold-tone case and bracelet made from 18kt rose gold. Fixed bezel set with diamonds in a rose gold-tone setting also crafted from 18kt rose gold. Grey dial features diamond hour markers, rose gold-tone hands and applied minute markers around the outer rim. Includes luminescent coating on hands for improved night-time readability. Date display located at the 3 o'clock position. Equipped with co-axial escapement as part of its chronometer rating. Scratch resistant sapphire crystal protects the dial surface. Transparent see through case back allows visibility of the movement. Round case shape measures 38 mm in diameter. Rose gold-tone bracelet has a width of 25 mm and is equipped with a fold over clasp featuring a safety release mechanism for secure fastening. Water resistant up to 100 meters / 330 feet depth, suitable for swimming or diving but not professional deep-sea use. Includes date function, hour hand, minute hand, second hand, chronometer rating (Certified Swiss Official Chronometer Control), and fixed rose gold-tone diamond bezel.