Seiko Cal. 4487 - 750

The 4487-750 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4487 caliber with 17j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-d34479025848]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1975

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