Seiko Cal. 5668 - 828

The Seiko 5668-828 represents an important milestone in Seiko's 1969 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-4b2c5f5b8d80]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1969

Related Models

• Seiko 7157-960
• Seiko 3898-994
• Seiko 6174-109
• Seiko 6285-351
• Seiko 6165-868
• Seiko 5690-805
• Seiko 5295-882
• Seiko 4510-749
• Seiko 5258-608
• Seiko 6285-752
• Seiko 3854-631
• Seiko 6633-383