Seiko Cal. 6686 - 140

This Kinetic model from 1973 features a 36mm Titanium case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-46d84bb21cdf]

Also known as: Turtle, Navigator

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1973

Related Models

• Seiko 6236-993
• Seiko 7182-923
• Seiko 4566-809
• Seiko 6241-862
• Seiko 4481-676
• Seiko 0760-112
• Seiko 7051-350
• Seiko 7149-947
• Seiko 5680-991
• Seiko 0731-409
• Seiko 6371-284
• Seiko 5682-408