Seiko Cal. 4530 - 309

The Seiko 4530-309 represents an important milestone in Seiko's 1972 lineup. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-99ef801d4b04]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1972

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