Seiko Cal. 5633 - 338

The Seiko 5633-338 represents an important milestone in Seiko's 1984 lineup. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-9d02b911ae72]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1984

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