Seiko Cal. 6616 - 590

Seiko 6616-590

The 6616-590 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6616 caliber with 29j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-a7be913a28ab]

Also known as: UFO, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
29j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1988

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