Seiko Cal. 6664 - 370

Released in 1988, the Cal. 6664 with design code 370 was part of Seiko's domestic market collection. With its 18mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-a2dc674bf594]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1988

Related Models

• Seiko 6232-193
• Seiko 3810-278
• Seiko 6674-232
• Seiko 4485-369
• Seiko 6187-548
• Seiko 7125-279
• Seiko 5240-692
• Seiko 7128-525
• Seiko 3882-849
• Seiko 7171-645
• Seiko 6298-789
• Seiko 4531-939