Seiko Cal. 7020 - 446

Released in 1977, the Cal. 7020 with design code 446 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-001e4e46005d]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1977

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