From the fourth-generation Seamaster 300M range launched at BaselWorld 2018, which brought back the wave dial and introduced the Co-Axial Master Chronometer calibre 8800, reference 210.30.42.20.06.001 offers a silver/grey dial.
Shape
Round
Lug Distance
20.00 mm
Glass
Sapphire
Thickness
13.56 mm
Diameter
42.00 mm
Water Resistance
300.00 m
Dial Color
Grey
Material
Bracelet