Seiko Cal. 6686 - 429

The Seiko 6686-429 represents an important milestone in Seiko's 1965 lineup. Powered by the 6686 caliber with 33j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-0365e9e05189]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1965

Related Models

• Seiko 5291-834
• Seiko 6170-609
• Seiko 5272-527
• Seiko 7198-533
• Seiko 4424-169
• Seiko 5678-573
• Seiko 7116-486
• Seiko 4568-426
• Seiko 0768-626
• Seiko 3876-849
• Seiko 4477-832
• Seiko 5686-457