Seiko Cal. 3870 - 929

This Hand-Winding model from 1971 features a 43mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-e078f9ffaaa1]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1971

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