Seiko Cal. 3812 - 391

This Spring Drive model from 1978 features a 39mm Stainless Steel case. It features a Cream dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-92f0927afe84]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1978

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