Seiko Cal. 3847 - 879

The Seiko 3847-879 represents an important milestone in Seiko's 1976 lineup. Powered by the 3847 caliber with 29j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-0b0e3a3a9481]

Also known as: Sumo, Pogue

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1976

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