Seiko Cal. 6663 - 351

The 6663-351 is a sought-after Solar piece from Seiko's golden era. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-46219fd07eff]

Also known as: Samurai, World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1975

Related Models

• Seiko 5239-950
• Seiko 7018-639
• Seiko 4473-700
• Seiko 4493-611
• Seiko 7177-468
• Seiko 6624-553
• Seiko 4417-830
• Seiko 3861-566
• Seiko 6352-725
• Seiko 3817-552
• Seiko 5622-141
• Seiko 7131-515