Seiko Cal. 3860 - 387

The 3860-387 is a sought-after Hand-Winding piece from Seiko's golden era. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-de66434bc751]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

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