Seiko Cal. 6310 - 763

Released in 1988, the Cal. 6310 with design code 763 was part of Seiko's domestic market collection. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-7fb324019aab]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1988

Related Models

• Seiko 6397-169
• Seiko 5657-159
• Seiko 6696-424
• Seiko 5290-157
• Seiko 5277-985
• Seiko 6359-702
• Seiko 3890-738
• Seiko 5677-616
• Seiko 4554-343
• Seiko 4457-650
• Seiko 4499-330
• Seiko 5645-239