Seiko Cal. 5668 - 142

This Solar model from 1966 features a 40mm PVD Black case. Powered by the 5668 caliber with 22j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-7c85a4e5277e]

Also known as: UFO, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1966

Related Models

• Seiko 6283-599
• Seiko 6321-706
• Seiko 6179-371
• Seiko 6199-858
• Seiko 6377-405
• Seiko 7018-996
• Seiko 5618-819
• Seiko 6677-497
• Seiko 4435-635
• Seiko 6148-857
• Seiko 5674-299
• Seiko 7164-597