Seiko Cal. 5656 - 688

This Spring Drive model from 1973 features a 40mm Gold-Plated case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d6a26de4d24c]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1973

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