Seiko Cal. 6658 - 698

This Hand-Winding model from 1972 features a 38mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-34698092a1de]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1972

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