Seiko Cal. 6391 - 687

This Hand-Winding model from 1980 features a 44mm Gold-Plated case. It features a Champagne dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-549055a6d4a9]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1980

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