Seiko Cal. 3867 - 646

The Seiko 3867-646 represents an important milestone in Seiko's 1985 lineup. Powered by the 3867 caliber with 33j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-cca2f33c2ffc]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1985

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