Seiko Cal. 6698 - 902

The Seiko 6698-902 represents an important milestone in Seiko's 1968 lineup. Powered by the 6698 caliber with 25j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-b6ffca2e19d4]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1968

Related Models

• Seiko 6271-834
• Seiko 4516-121
• Seiko 6630-680
• Seiko 6347-428
• Seiko 5269-924
• Seiko 7178-603
• Seiko 7021-367
• Seiko 7142-677
• Seiko 5216-576
• Seiko 7086-558
• Seiko 3865-591
• Seiko 4526-561