Seiko Cal. 6680 - 310

The 6680-310 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6680 caliber with 27j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-109f5028d671]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1983

Related Models

• Seiko 7086-638
• Seiko 6384-818
• Seiko 5682-451
• Seiko 7021-372
• Seiko 6311-991
• Seiko 7046-190
• Seiko 5660-705
• Seiko 4525-541
• Seiko 5664-924
• Seiko 0783-129
• Seiko 5645-626
• Seiko 3833-440