126.96.36.199.55.001 Omega This watch has 38 mm Stainless steel & 18K Sedna™ gold case. 18K Sedna™ gold bezel. White pearled mother-of-pearl dial and 11 diamond indexes in 18K Sedna™ gold holders. Stainless steel & 18K Sedna™ gold bracelet. Automatic movement. Functions: date, hours, minutes, seconds. Water resistance up to 150 m./500 ft. 188.8.131.52.55.001 Omega Stainless Steel & 18K Sedna™ Gold & Diamonds watch.