Seiko Cal. 5659 - 639

This Hand-Winding model from 1988 features a 37mm Gold-Plated case. It features a Champagne dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-3b871657d515]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1988

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