Seiko Cal. 6613 - 768

This Solar model from 1987 features a 39mm Stainless Steel case. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-ca2977ec7fcd]

Also known as: Monster, Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1987

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