Seiko Cal. 0765 - 639

Seiko 0765-639

The 0765-639 is a sought-after Kinetic piece from Seiko's golden era. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-fb5c48432d51]

Also known as: Helmet, Sportsmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Silver
Jewels
28j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1991

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