Seiko Cal. 7137 - 528

This Spring Drive model from 1980 features a 36mm Two-Tone case. Powered by the 7137 caliber with 32j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-0e2f1d9a87f7]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1980

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