Seiko Cal. 6664 - 501

This Hand-Winding model from 1980 features a 42mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-df1f62eda902]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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