Seiko Cal. 5220 - 137

Released in 1982, the Cal. 5220 with design code 137 was part of Seiko's domestic market collection. Powered by the 5220 caliber with 21j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-46ec46bdd7d3]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1982

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