Seiko Cal. 3868 - 471

The Seiko 3868-471 represents an important milestone in Seiko's 1973 lineup. Powered by the 3868 caliber with 36j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-f1458b5b5adf]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1973

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