Seiko Cal. 5617 - 304

Seiko 5617-304

The 5617-304 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 5617 caliber with 18j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-0c1c5b0a2da3]

Also known as: UFO, Arnie

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Silver
Jewels
18j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1975

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