Seiko Cal. 3899 - 530

This Spring Drive model from 1967 features a 44mm Two-Tone case. Powered by the 3899 caliber with 23j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-bd8075ce80fb]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1967

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