Seiko Cal. 5620 - 666

Released in 1981, the Cal. 5620 with design code 666 was part of Seiko's domestic market collection. Powered by the 5620 caliber with 26j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-dc4ddce4426e]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

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