Seiko Cal. 7137 - 221

The 7137-221 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7137 caliber with 19j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-9d63b76bea75]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1974

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