Seiko Cal. 3816 - 639

Seiko 3816-639

This Solar model from 1996 features a 37mm Hardlex-Coated Steel case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-215564f999d6]

Also known as: Sumo, Sea Horse

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
15.5mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
26j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1996

Related Models

seikata-wm-215564f999d6