Seiko Cal. 3860 - 396

The 3860-396 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3860 caliber with 27j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-b0c5326206de]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1971

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