Seiko Cal. 3865 - 707

This Hand-Winding model from 1966 features a 43mm PVD Black case. With its 20mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-e50632777797]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1966

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