Seiko Cal. 7021 - 527

This Hand-Winding model from 1969 features a 41mm PVD Black case. Powered by the 7021 caliber with 32j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-5049c2703b60]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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