Seiko Cal. 3887 - 591

The Seiko 3887-591 represents an important milestone in Seiko's 1996 lineup. Powered by the 3887 caliber with 26j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-4117e0a1cc4d]

Also known as: Samurai, Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1996

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