Seiko Cal. 6310 - 785

Released in 1965, the Cal. 6310 with design code 785 was part of Seiko's domestic market collection. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-cbc6db5c4c9f]

Also known as: Sumo, Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1965

Related Models

• Seiko 3890-913
• Seiko 3813-508
• Seiko 7041-213
• Seiko 6242-269
• Seiko 0713-100
• Seiko 0782-265
• Seiko 7155-821
• Seiko 6615-342
• Seiko 5291-910
• Seiko 6617-774
• Seiko 4425-798
• Seiko 0728-500