Seiko Cal. 3860 - 408

Released in 1965, the Cal. 3860 with design code 408 was part of Seiko's domestic market collection. Powered by the 3860 caliber with 33j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-c84412ac577f]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1965

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