Seiko Cal. 6690 - 828

This Solar model from 1993 features a 42mm Two-Tone case. Powered by the 6690 caliber with 17j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-0c42a082da36]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1993

Related Models

• Seiko 6140-818
• Seiko 5261-616
• Seiko 5225-241
• Seiko 0743-576
• Seiko 6283-330
• Seiko 6337-997
• Seiko 7041-551
• Seiko 6636-707
• Seiko 0783-700
• Seiko 3892-431
• Seiko 4576-298
• Seiko 3814-897