Seiko Cal. 3873 - 880

The 3873-880 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3873 caliber with 24j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-56658387c5f3]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1969

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