Seiko Cal. 3874 - 557

The Seiko 3874-557 represents an important milestone in Seiko's 1999 lineup. Powered by the 3874 caliber with 20j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-bda2956169a0]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1999

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