Seiko Cal. 4537 - 762

Released in 1972, the Cal. 4537 with design code 762 was part of Seiko's domestic market collection. Powered by the 4537 caliber with 31j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-1158f5e9f583]

Also known as: Bullhead, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1972

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