Seiko Cal. 3815 - 841

This Hand-Winding model from 1977 features a 37mm Gold-Plated case. With its 22mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-2ee9c77a8f0a]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1977

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