Seiko Cal. 6670 - 410

Released in 1981, the Cal. 6670 with design code 410 was part of Seiko's domestic market collection. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-abdaa582ea77]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

Related Models

• Seiko 6619-191
• Seiko 4415-482
• Seiko 6273-279
• Seiko 6239-242
• Seiko 6614-445
• Seiko 5666-261
• Seiko 7084-937
• Seiko 6276-819
• Seiko 6231-922
• Seiko 6216-794
• Seiko 6632-227
• Seiko 4447-365