Seiko Cal. 3859 - 510

The Seiko 3859-510 represents an important milestone in Seiko's 1975 lineup. With its 22mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-ad2571d2bf2f]

Also known as: Rally, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1975

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