Seiko Cal. 7020 - 939

Released in 1988, the Cal. 7020 with design code 939 was part of Seiko's domestic market collection. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-6ea6fbb97c1c]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1988

Related Models

• Seiko 3883-582
• Seiko 4544-245
• Seiko 0728-710
• Seiko 3820-529
• Seiko 6257-972
• Seiko 5232-939
• Seiko 4419-396
• Seiko 7037-946
• Seiko 6340-814
• Seiko 7021-953
• Seiko 5647-794
• Seiko 0752-864