Seiko Cal. 3868 - 106

The Seiko 3868-106 represents an important milestone in Seiko's 1971 lineup. Powered by the 3868 caliber with 23j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-5e586d780a40]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1971

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