Seiko Cal. 6668 - 450

The Seiko 6668-450 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-9c0e56f95620]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1968

Related Models

• Seiko 4440-173
• Seiko 5297-282
• Seiko 6265-346
• Seiko 7082-750
• Seiko 3868-453
• Seiko 6170-432
• Seiko 4580-977
• Seiko 4424-951
• Seiko 6290-152
• Seiko 6343-293
• Seiko 5643-753
• Seiko 6671-576