Seiko Cal. 3884 - 156

This Solar model from 1970 features a 34mm Two-Tone case. Powered by the 3884 caliber with 31j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-27b694a95821]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1970

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