Seiko Cal. 0733 - 310

The 0733-310 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-8fd68749a1d4]

Also known as: UFO, Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1968

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