The Omega Speedmaster 3815.70.36 has a 'reduced' case with the self-winding caliber 3220. Its mother-of-pearl dial includes white numerals and is matched with an alligator strap.
Movement Type
Automatic Chronograph
Caliber
3220Jewels
47
Reserve
42
Frequency
28800
Hands
Small Seconds
Shape
Round
Lug Distance
18.00 mm
Material
Stainless Steel
Glass
Sapphire
Diameter
39.00 mm
Water Resistance
100.00 m
Dial Color
White
Material
Diamond
Buckle
Grey