Seiko Cal. 4536 - 389

The 4536-389 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4536 caliber with 27j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-a544acc4bbd2]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1979

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