Seiko Cal. 3881 - 633

The Seiko 3881-633 represents an important milestone in Seiko's 1991 lineup. Powered by the 3881 caliber with 26j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-7dd2d54dedae]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1991

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