Seiko Cal. 6164 - 231

The 6164-231 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6164 caliber with 23j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-8bca031f6e9f]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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