Seiko Cal. 4488 - 463

The 4488-463 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4488 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-ae790cd946da]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1977

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