Seiko Cal. 3888 - 642

The Seiko 3888-642 represents an important milestone in Seiko's 1999 lineup. Powered by the 3888 caliber with 19j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-75435820089d]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1999

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