Seiko Cal. 6688 - 804

The Seiko 6688-804 represents an important milestone in Seiko's 1992 lineup. Powered by the 6688 caliber with 18j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-75832aca6a99]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1992

Related Models

• Seiko 3886-262
• Seiko 0781-239
• Seiko 6366-862
• Seiko 6319-887
• Seiko 6681-754
• Seiko 4417-155
• Seiko 4551-742
• Seiko 7158-797
• Seiko 6235-992
• Seiko 6691-952
• Seiko 4490-952
• Seiko 5221-117