Seiko Cal. 6263 - 640

The Seiko 6263-640 represents an important milestone in Seiko's 1991 lineup. Powered by the 6263 caliber with 35j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-da235839dfff]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1991

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