Seiko Cal. 5655 - 661

This Solar model from 1979 features a 39mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-5989d04661e2]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1979

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