Seiko Cal. 7151 - 854

The 7151-854 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7151 caliber with 34j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-71e0651c7afe]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1976

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