Seiko Cal. 4530 - 107

The Seiko 4530-107 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-b9389ecdeb5c]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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