Seiko Cal. 5610 - 539

Released in 1974, the Cal. 5610 with design code 539 was part of Seiko's domestic market collection. Powered by the 5610 caliber with 33j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-f33bcbaa4cc8]

Also known as: UFO, Goldfeather

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1974

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