Seiko Cal. 6668 - 722

Released in 1968, the Cal. 6668 with design code 722 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-db5cebb55257]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1968

Related Models

• Seiko 5289-586
• Seiko 6192-953
• Seiko 4566-564
• Seiko 5647-532
• Seiko 6369-777
• Seiko 0763-273
• Seiko 4448-396
• Seiko 6344-205
• Seiko 6615-620
• Seiko 4443-916
• Seiko 5662-168
• Seiko 3894-225