Seiko Cal. 6633 - 981

This Kinetic model from 1974 features a 38mm Two-Tone case. Powered by the 6633 caliber with 32j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-c57e1b6daddd]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1974

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