Seiko Cal. 4439 - 765

Seiko 4439-765

The 4439-765 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4439 caliber with 26j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-1a117f77dec1]

Also known as: Crown, Flighty

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
14.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1973

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