The 16613 is a two-tone Submariner variant offered with either blue or black dial and bezel combinations. Dials featured tritium ('Swiss-T<25') until roughly 1998, after which Luminova and Superluminova became standard. The pictured model showcases a blue SuperLuminova dial paired with a matching bezel.
Shape
Round
Lug Distance
20.00 mm
Glass
Sapphire
Diameter
40.00 mm
Water Resistance
300.00 m
Dial Color
Blue