Seiko Cal. 5687 - 321

This Spring Drive model from 1988 features a 34mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-06bc99846f17]

Also known as: Pogue, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1988

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