Seiko Cal. 7170 - 604

The 7170-604 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7170 caliber with 33j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-d4a847c84188]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1992

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