Seiko Cal. 3864 - 246

The 3864-246 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3864 caliber with 29j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-f71fa23e9e54]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1990

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