Seiko Cal. 4537 - 530

Released in 1987, the Cal. 4537 with design code 530 was part of Seiko's domestic market collection. Powered by the 4537 caliber with 22j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-bc48070af2c8]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1987

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