Seiko Cal. 3860 - 862

Released in 1976, the Cal. 3860 with design code 862 was part of Seiko's domestic market collection. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-08ce2920ba08]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1976

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