Seiko Cal. 7020 - 480

Released in 1972, the Cal. 7020 with design code 480 was part of Seiko's domestic market collection. Powered by the 7020 caliber with 25j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-3c155b3858af]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1972

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