This Speedmaster Racing Master Co-Axial, presented at BaselWorld 2017, measures 44.25mm and runs on the self-winding caliber 9900. The ref. 329.30.44.51.06.001 features a grey dial, stainless steel case, and a stainless steel bracelet.
Shape
Round
Lug Distance
21.00 mm
Material
Stainless Steel
Glass
Sapphire
Thickness
14.92 mm
Diameter
44.25 mm
Water Resistance
50.00 m
Dial Color
Grey
Material
Bracelet