Seiko Cal. 3887 - 644

The Seiko 3887-644 represents an important milestone in Seiko's 1996 lineup. Powered by the 3887 caliber with 34j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-a6c633f18d47]

Also known as: Pogue, Rally

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1996

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