Seiko Cal. 6690 - 911

The Seiko 6690-911 represents an important milestone in Seiko's 1994 lineup. Powered by the 6690 caliber with 35j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-62c9525f56cb]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1994

Related Models

• Seiko 7197-706
• Seiko 6696-924
• Seiko 4590-429
• Seiko 6244-268
• Seiko 6318-331
• Seiko 5611-555
• Seiko 5691-472
• Seiko 3861-762
• Seiko 6358-255
• Seiko 6295-154
• Seiko 5614-657
• Seiko 4541-635