Seiko Cal. 7178 - 751

The Seiko 7178-751 represents an important milestone in Seiko's 1972 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f505b2995537]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1972

Related Models

• Seiko 0789-749
• Seiko 7127-477
• Seiko 7162-366
• Seiko 5289-503
• Seiko 5297-999
• Seiko 6329-269
• Seiko 6154-125
• Seiko 6681-132
• Seiko 7017-205
• Seiko 3821-452
• Seiko 6134-788
• Seiko 5610-130