Seiko Cal. 5660 - 983

Seiko 5660-983

The 5660-983 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5660 caliber with 33j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-de0feec3b830]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
12.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Burgundy
Jewels
33j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1990

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seikata-wm-de0feec3b830