Seiko Cal. 6665 - 668

This Spring Drive model from 1966 features a 42mm Gold-Plated case. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-586e836949a7]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1966

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