Seiko Cal. 5639 - 757

Seiko 5639-757

The 5639-757 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5639 caliber with 18j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-1337d0e15a00]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Navy
Jewels
18j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1983

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seikata-wm-1337d0e15a00