Seiko Cal. 3820 - 318

Seiko 3820-318

This Hand-Winding model from 1968 features a 37mm Stainless Steel case. It features a Silver dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-28b7ee0eaac3]

Also known as: UFO, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
14.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
150m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1968

Related Models

seikata-wm-28b7ee0eaac3