Seiko Cal. 6665 - 635

This Spring Drive model from 1998 features a 38mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-64b8f8ee19a2]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1998

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