Seiko Cal. 3861 - 739

Released in 1983, the Cal. 3861 with design code 739 was part of Seiko's domestic market collection. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-744efb7cb3fa]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1983

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