Seiko Cal. 6664 - 529

Released in 1996, the Cal. 6664 with design code 529 was part of Seiko's domestic market collection. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-1ea3ec025185]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1996

Related Models

• Seiko 5256-646
• Seiko 5639-883
• Seiko 7029-341
• Seiko 4557-519
• Seiko 0740-139
• Seiko 6381-337
• Seiko 4553-456
• Seiko 5293-668
• Seiko 7121-798
• Seiko 7052-912
• Seiko 4521-977
• Seiko 6675-734