Seiko Cal. 6633 - 985

The Seiko 6633-985 represents an important milestone in Seiko's 1994 lineup. Powered by the 6633 caliber with 27j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-c9632c58675c]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1994

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