Seiko Cal. 6663 - 966

This Quartz model from 1972 features a 42mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-1dad406d88f7]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1972

Related Models

• Seiko 6347-506
• Seiko 6215-409
• Seiko 4474-537
• Seiko 6236-700
• Seiko 7188-428
• Seiko 6196-186
• Seiko 6639-468
• Seiko 7018-910
• Seiko 6130-198
• Seiko 3836-971
• Seiko 6262-314
• Seiko 5618-546