Seiko Cal. 7021 - 369

This Automatic model from 1977 features a 35mm Two-Tone case. Powered by the 7021 caliber with 26j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-680c8a8f030b]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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