Seiko Cal. 3887 - 732

This Solar model from 1975 features a 41mm Two-Tone case. Powered by the 3887 caliber with 24j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-af89ab01a814]

Also known as: Rally, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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