Seiko Cal. 6641 - 625

The Seiko 6641-625 represents an important milestone in Seiko's 1992 lineup. Powered by the 6641 caliber with 21j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-9b8cad9ffbc2]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

21j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1992

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