Seiko Cal. 4488 - 461

The 4488-461 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4488 caliber with 36j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-cc22de36dbf3]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1989

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