Seiko Cal. 3812 - 121

This Hand-Winding model from 1997 features a 41mm Stainless Steel case. With its 19mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-428ae6ac1b41]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1997

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