Seiko Cal. 7020 - 173

Released in 1978, the Cal. 7020 with design code 173 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-7de097908b46]

Also known as: Crown, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1978

Related Models

• Seiko 5611-608
• Seiko 3864-525
• Seiko 6633-992
• Seiko 6166-992
• Seiko 7127-809
• Seiko 5229-293
• Seiko 4440-578
• Seiko 5613-276
• Seiko 5297-373
• Seiko 6345-231
• Seiko 3851-918
• Seiko 4458-255