Seiko Cal. 6648 - 237

This Spring Drive model from 1968 features a 37mm Gold-Plated case. Powered by the 6648 caliber with 34j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-fb87c9a913cd]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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