Seiko Cal. 4586 - 387

The 4586-387 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4586 caliber with 31j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-bf84b756eab2]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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