Seiko Cal. 6698 - 788

The Seiko 6698-788 represents an important milestone in Seiko's 1965 lineup. Powered by the 6698 caliber with 18j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-dc9c6f365a76]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1965

Related Models

• Seiko 5631-350
• Seiko 6256-965
• Seiko 4597-254
• Seiko 5695-127
• Seiko 6181-858
• Seiko 6320-897
• Seiko 7084-104
• Seiko 6632-461
• Seiko 3854-754
• Seiko 6117-143
• Seiko 6133-249
• Seiko 5670-103