Seiko Cal. 7129 - 921

This Hand-Winding model from 1985 features a 37mm PVD Black case. With its 19mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-d94ae161b484]

Also known as: Helmet, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1985

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