Since 1993, the Seamaster Professional Diver 300M has enjoyed a legendary following. Today’s modern collection has embraced that famous ocean heritage and updated it with OMEGA’s best innovation and design.This 42 mm model is crafted from stainless steel and 18K yellow gold, and includes a black ceramic bezel with a Ceragold™ diving scale. The dial is also polished black ceramic and features laser-engraved waves and a date window at 6 o’clock.The skeleton hands and raised indexes are 18K yellow gold and are filled with white Super-LumiNova, while the helium escape valve has been given a conical design.The watch is presented on a stainless steel and 18K yellow gold bracelet and is driven by the OMEGA Master Chronometer Calibre 8800, which can be seen through the sapphire-crystal on the wave-edged caseback.
Model: 210.20.42.20.01.002Collection: SeamasterSub Collection: Diver 300MDial Color: BlackClasp/Buckle Type: Foldover clasp with comfort setting and diver extensionMovement: Self windingCaliber: Omega 8800Case Material: Steel ‑ yellow goldCase Diameter (Mm): 42 mmCase Thickness (Mm): 13.6 mmCrystal Type: Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sidesWeight: 204 gPower Reserve: 55 hoursWater Resistance: 30 bar (300 metres / 1000 feet)
Anti-Magnetic: The movement is unaffected by exposure to strong magnetic fields, even those greater than 1.5 tesla (15,000 gauss).
Chronometer: Label given to a watch which has undergone precision tests and received a certificate from an official body (COSC).
Date: The day of the month, displayed in a window on a watch dial at the 3 or 6 o’clock position, or within a subdial at 9 o'clock.
Master Chronometer Certified: Guaranteeing the Swiss industry’s highest standard of precision, performance and magnetic-resistance, as set by the Swiss Federal Institute of Metrology (METAS).
Screw-In Crown: Self-locking crown, screwed into the tube of the case, used for highly water resistant divers' watches.
Time Zone Function: Allows the hour hand to be easily adjusted to different time zones without stopping the watch.
Transparent Caseback: A transparent caseback - frequently made of sapphire - makes it possible to see the movement inside the watch.
Unidirectional Rotating Bezel: A bezel which turns in only one direction. Particularly useful for divers who cannot accidentally rotate it in the wrong direction, which could cause them to miscalculate their dive times. A rotating bezel makes it easy to measure elapsed time.
Bi-Directional Rotating Bezel: A bezel which can be turned clockwise or anti-clockwise. Rotating bezels can be used to time events, measure elapsed times, or read second or third time zones.
Diamonds: The hardest, most luminous precious stone whose value is calculated according to the 4C criteria: Cut - Carat - Clarity - Color.
Numbered Edition: A watch series each of whose pieces is numbered sequentially in the order it is produced.
Moonphase: A moonphase watch uses a function which tracks the phases of the moon. One lunar cycle is 29 days, 12 hours, 44 minutes and 2.8 seconds and includes four phases: new moon, first quarter, full moon, last quarter.
Pulsometer: Pulsometer A watch with a scale to measure the number of heartbeats per minute.
Telemeter: This precision tool can measure exactly how far you are from something that is visible and audible, such as your distance from a lightening storm.
All items are no return exchange or store credit only. Unless defective or otherwise not delivered as listed