Seiko Cal. 3860 - 727

Released in 1983, the Cal. 3860 with design code 727 was part of Seiko's domestic market collection. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-44e7aff535ba]

Also known as: Tuna, Panda

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1983

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