Seiko Cal. 5615 - 650

The 5615-650 is a sought-after Solar piece from Seiko's golden era. Powered by the 5615 caliber with 17j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b9b99b3895c4]

Also known as: UFO, Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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