Seiko Cal. 3879 - 463

The 3879-463 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3879 caliber with 35j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-83d689bc7dda]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1984

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