Seiko Cal. 7020 - 407

The Seiko 7020-407 represents an important milestone in Seiko's 1977 lineup. Powered by the 7020 caliber with 19j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-ac2bfbd82f60]

Also known as: Bellmatic, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1977

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