Seiko Cal. 4498 - 508

The 4498-508 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4498 caliber with 28j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-2460d686465e]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1968

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