Seiko Cal. 6678 - 642

The 6678-642 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-33e028e38003]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1992

Related Models

• Seiko 7074-497
• Seiko 6144-898
• Seiko 7119-616
• Seiko 7029-335
• Seiko 6662-585
• Seiko 5613-109
• Seiko 5216-827
• Seiko 3839-425
• Seiko 6194-583
• Seiko 4444-192
• Seiko 4449-888
• Seiko 4497-344