Seiko Cal. 3866 - 879

This Automatic model from 1988 features a 46mm Gold-Plated case. Powered by the 3866 caliber with 21j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-abe7ae231c27]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1988

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