Seiko Cal. 3841 - 643

This Hand-Winding model from 1996 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-26c40489ba49]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1996

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