Omega 2538.20 Seamaster GMT White Dial (31449)

31449 Omega 2538, Seamaster GMT 2538.20, Stainless Steel on a Stainless Steel Bracelet, Automatic, Date, Second Time Zone, COSC, Centered Sweep Seconds Hand, Diameter: 41mm, White Dial with Luminescent Hands and Hour Indicators, Sapphire Crystal, Water Resistant to 1000ft, like new with original box and papers dated May 2002.


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More about Omega 2538.20 Seamaster GMT White Dial

This is a stainless steel Omega Seamaster GMT 2538.20. It has an integral Omega link stainless steel bracelet with a folding deployment clasp, and a domed scratch resistant sapphire crystal with anti-reflective coating. It has a signed screw down winding crown with a partial crown guard, and a screw down solid case back engraved with "SEAMASTER," and the Omega Hippocampus in an Arabesque wave sea. The 41mm barrel-shaped three-body solid case, downturned lapidated lugs, bracelet, and flat bezel, are polished/brushed. The dial is white with Arabesque guilloche wave patterning, and luminous trapezoidal hour indices around a perimeter minute/second scale. It has black steel sword hands with luminous white inserts, and there is a center sweep seconds hand with a lollipop indicator and a red needle tip. It has a bidirectional rotating bezel with a black Arabic numeral 24-hour GMT scale with a fourth center sweep red indicator hand with an arrow tip. There is a date aperture window at the 3 o'clock position. It includes a Certified Official Superlative Chronometer (COSC) rating, it's water resistant to 300 meters/1000 feet, and it has a 44-hour power reserve at full winding. The 13.5mm thick case, dial, and movement are all signed.

This Omega Seamaster GMT 2538.20 has a mechanical automatic self-winding Omega caliber 1128 (based on the ETA 2892-A2) GMT movement. It's rhodium plated with Cotes de Geneve embellishment, and it's constructed with 21 jewels, an anti-shock device, blued screws, and a stop seconds function for precision time setting. It includes a monometallic balance adjusted for temperature and five positions, a self-compensating flat balance spring, and the mechanism oscillates at a frequency of 28,800 vph (4 Hz).

The Omega Seamaster GMT 2538.20 was introduced in the early 2000's, and is nicknamed "The Great White."