Seiko Cal. 3860 - 730

The Seiko 3860-730 represents an important milestone in Seiko's 1974 lineup. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-21a492d91645]

Also known as: UFO, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1974

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