Seiko Cal. 5633 - 333

The Seiko 5633-333 represents an important milestone in Seiko's 1991 lineup. Powered by the 5633 caliber with 18j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-1a1559efb0d6]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1991

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