Seiko Cal. 4537 - 590

Released in 1966, the Cal. 4537 with design code 590 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-e6177cab1fa8]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1966

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