Seiko Cal. 6633 - 458

The Seiko 6633-458 represents an important milestone in Seiko's 1982 lineup. Powered by the 6633 caliber with 28j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-1762e7458511]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1982

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