Automatic mechanical movement, Calibre 8900. Stainless steel case and bracelet. Unidirectional rotating bezel with blue ceramic insert. Blue dial featuring luminous silver-tone arrow-shaped hands and index markers; Arabic numerals mark the hour at positions 6, 9, and 12. Minute markers along outer rim. Luminescent coating on hands and markers for night readability. Date window located at the 3 o'clock position. Sapphire crystal with scratch resistance properties ensuring clarity. Screw-down winding crown enhancing water resistance. Transparent case back allowing view of the movement. Round shape designed in a classic manner. Case diameter measuring 43.5 mm, thickness approximately 16.04 mm; Bracelet width measures 21 mm. Fold over clasp equipped with push button release mechanism for secure fastening. Water resistant up to 600 meters or 2000 feet depth specification suitable for professional diving use according to ISO standard. Chronometer certified movement indicating precision chronometer status. Functions include analog display of hours, minutes, seconds and a date function. Belongs to the Seamaster Planet Ocean series known for its sporty luxury features.