Seiko Cal. 6317 - 678

The Seiko 6317-678 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-c8488f29c803]

Also known as: Navigator, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

Related Models

• Seiko 6193-634
• Seiko 4433-602
• Seiko 6220-938
• Seiko 6663-250
• Seiko 6296-574
• Seiko 5221-472
• Seiko 5292-735
• Seiko 5291-157
• Seiko 5259-840
• Seiko 7083-418
• Seiko 7183-515
• Seiko 4435-196