Seiko Cal. 3860 - 269

Released in 1975, the Cal. 3860 with design code 269 was part of Seiko's domestic market collection. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-cab3bd50b418]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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