Seiko Cal. 4530 - 493

This Spring Drive model from 1973 features a 40mm Two-Tone case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0417e5e2a01a]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1973

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