Seiko Cal. 7121 - 329

This Spring Drive model from 1977 features a 37mm PVD Black case. Powered by the 7121 caliber with 27j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-dde7715810d9]

Also known as: Pogue, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1977

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