Seiko Cal. 6129 - 658

The 6129-658 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6129 caliber with 25j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-80a6f55a79ee]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1995

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