Seiko Cal. 7166 - 578

This Spring Drive model from 1991 features a 34mm Gold-Plated case. Powered by the 7166 caliber with 21j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-c3e211e241bd]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

Related Models

• Seiko 0713-325
• Seiko 4430-859
• Seiko 7150-202
• Seiko 5610-192
• Seiko 6620-722
• Seiko 3868-610
• Seiko 6661-666
• Seiko 5290-331
• Seiko 6152-473
• Seiko 3868-959
• Seiko 6696-120
• Seiko 6150-255