Seiko Cal. 7121 - 720

This Hand-Winding model from 1991 features a 37mm PVD Black case. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-4d258a7b64f1]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1991

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