Seiko Cal. 4594 - 536

The 4594-536 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4594 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-2df3db85d356]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1987

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