Seiko Cal. 7021 - 626

This Quartz model from 1978 features a 41mm PVD Black case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-27704bf3152a]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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