Seiko Cal. 3810 - 620

Seiko 3810-620

This Hand-Winding model from 1972 features a 36mm Hardlex-Coated Steel case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-276987a843be]

Also known as: Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
10.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Blue Sunburst
Jewels
34j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1972

Related Models

seikata-wm-276987a843be