Seiko Cal. 5660 - 740

Seiko 5660-740

The 5660-740 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5660 caliber with 21j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-7d7109f708d8]

Also known as: Panda

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
34mm
Case Thickness
15.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1992

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seikata-wm-7d7109f708d8