Seiko Cal. 5651 - 613

The 5651-613 is a sought-after Solar piece from Seiko's golden era. Powered by the 5651 caliber with 28j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-8a179a107ced]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1990

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