Seiko Cal. 6312 - 388

This Automatic model from 1985 features a 37mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-535ebc9e5a20]

Also known as: Monster, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1985

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