Seiko Cal. 3860 - 712

This Hand-Winding model from 1987 features a 40mm Gold-Plated case. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-291636b078f2]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1987

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