Seiko Cal. 7198 - 317

Released in 1978, the Cal. 7198 with design code 317 was part of Seiko's domestic market collection. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-27558ea5ce47]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1978

Related Models

• Seiko 0748-417
• Seiko 4522-473
• Seiko 6151-773
• Seiko 5635-795
• Seiko 7117-965
• Seiko 7027-205
• Seiko 6344-620
• Seiko 6370-388
• Seiko 7080-600
• Seiko 4412-150
• Seiko 6320-219
• Seiko 7060-671