Seiko Cal. 6263 - 535

The Seiko 6263-535 represents an important milestone in Seiko's 1991 lineup. Powered by the 6263 caliber with 31j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-99aba1550a7a]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1991

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