Seiko Cal. 6383 - 633

The 6383-633 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-74b677ea1ac4]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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