Seiko Cal. 5668 - 778

This Solar model from 1970 features a 34mm Two-Tone case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-acab91bf0b94]

Also known as: Turtle, Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1970

Related Models

• Seiko 6230-404
• Seiko 7164-988
• Seiko 7060-933
• Seiko 4588-157
• Seiko 6142-319
• Seiko 7192-450
• Seiko 6682-454
• Seiko 5636-604
• Seiko 0740-815
• Seiko 3892-262
• Seiko 5682-253
• Seiko 4528-940