Seiko Cal. 6620 - 939

Released in 1993, the Cal. 6620 with design code 939 was part of Seiko's domestic market collection. It features a Navy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-ace703bf4c1f]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1993

Related Models

• Seiko 5684-260
• Seiko 5657-418
• Seiko 5281-939
• Seiko 4527-223
• Seiko 6124-337
• Seiko 6680-589
• Seiko 7177-991
• Seiko 6227-384
• Seiko 6243-410
• Seiko 6118-858
• Seiko 0758-354
• Seiko 4510-369