Seiko Cal. 5639 - 696

Seiko 5639-696

The 5639-696 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5639 caliber with 20j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-fb99d9f0bb52]

Also known as: Silverwave

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
11.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1981

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