Seiko Cal. 0718 - 686

Released in 1977, the Cal. 0718 with design code 686 was part of Seiko's domestic market collection. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-86d7cc0daee9]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1977

Related Models

• Seiko 3840-483
• Seiko 6346-151
• Seiko 7153-510
• Seiko 5238-811
• Seiko 0748-708
• Seiko 4424-439
• Seiko 6667-665
• Seiko 0769-140
• Seiko 6350-581
• Seiko 3812-159
• Seiko 6130-254
• Seiko 5666-450