Seiko Cal. 6691 - 380

This Automatic model from 1985 features a 34mm Titanium case. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-2cce0aeb82bb]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1985

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