Seiko Cal. 4512 - 733

This Spring Drive model from 1972 features a 46mm Two-Tone case. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-bc276fe73f60]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1972

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