The Omega Seamaster Diver 300M combines marine exploration with contemporary watchmaking. This 44mm chronograph pairs a stainless steel case and bracelet with a black wave-pattern dial and two-counter layout. A diving bezel, helium escape valve and 300m water resistance retain its professional character. Automatic chronograph calibre 9900 uses a Co-Axial escapement, column wheel and twin barrels for approximately 60 hours of power reserve. METAS Master Chronometer certification accompanies resistance to magnetic fields up to 15,000 gauss and a time-zone adjustment function. Central chronograph seconds and combined hour/minute counter make timing intuitive; the exhibition back reveals the mechanism and arabesque Geneva-wave decoration.

⚫️ Basic information
▪ Brand ｜Omega
▪ Reference ｜210.30.44.51.01.001
▪ Year ｜2020 Purchased from an authorized dealer in Taiwan
▪ Accessories ｜ Original box and papers included
▪ Condition ｜95% condition

⚫️ Specifications
▪ Case diameter ｜44mm
▪ Dial ｜ Black Wave pattern Dial
▪ Movement ｜Omega 9900 Co-Axial escapement Automatic Chronograph Movement ，METAS Master Chronometer-certified
▪ Crystal ｜ Sapphire crystal and Exhibition case back
▪ Material ｜ Stainless steel Case and Bracelet
▪ Functions ｜ Hours and minutes 、 Small seconds 、 Days Date 、 Chronograph 、 Time-zone adjustment 、 Helium escape valve 、 Diving watch Bezel
▪ Water resistance ｜300 m
▪ Power reserve ｜ Approx. 60 Hours
▪ Retail price ｜Omega Official retail price NT$ 292,000 TWD