Seiko Cal. 4591 - 150

Released in 1969, the Cal. 4591 with design code 150 was part of Seiko's domestic market collection. Powered by the 4591 caliber with 18j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-1afe3b247c3e]

Also known as: Sumo, Panda

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1969

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