Seiko Cal. 3874 - 684

This Hand-Winding model from 1978 features a 39mm Gold-Plated case. Powered by the 3874 caliber with 30j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-513aded27979]

Also known as: Crown, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1978

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