Seiko Cal. 3884 - 643

The Seiko 3884-643 represents an important milestone in Seiko's 1999 lineup. Powered by the 3884 caliber with 28j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-d5db5bcaf65b]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1999

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