Seiko Cal. 6686 - 787

The Seiko 6686-787 represents an important milestone in Seiko's 1968 lineup. Powered by the 6686 caliber with 22j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-7d47e9f43b93]

Also known as: Navigator, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1968

Related Models

• Seiko 7115-306
• Seiko 5628-635
• Seiko 7175-668
• Seiko 7057-142
• Seiko 6615-100
• Seiko 4595-391
• Seiko 4541-820
• Seiko 7058-547
• Seiko 5263-680
• Seiko 4574-786
• Seiko 7051-271
• Seiko 7013-455