Seiko Cal. 4487 - 130

The 4487-130 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4487 caliber with 24j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-838a9f2233f1]

Also known as: Monster, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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