Seiko Cal. 4487 - 659

The 4487-659 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4487 caliber with 20j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-901ba1a772d5]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

20j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1969

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