Launched in 2017, the NOMOS Ahoi Datum reference 554 showcases a vibrant 'Signal' blue dial and is powered by the proprietary DUW 5101 movement.
Movement Type
Automatic
Caliber
DUW 5101Jewels
27
Reserve
43
Frequency
21600
Hands
Small Seconds
Shape
Round
Lug Distance
20.00 mm
Material
Stainless Steel
Glass
Sapphire
Thickness
10.64 mm
Diameter
40.30 mm
Water Resistance
200.00 m
Dial Color
Blue
