Seiko Cal. 7178 - 656

This Quartz model from 1972 features a 42mm Gold-Plated case. Powered by the 7178 caliber with 26j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-d13404fc7b97]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

Related Models

• Seiko 7184-579
• Seiko 7043-553
• Seiko 5224-882
• Seiko 5249-149
• Seiko 5680-406
• Seiko 6656-943
• Seiko 5698-257
• Seiko 4429-261
• Seiko 6144-834
• Seiko 6119-970
• Seiko 3836-625
• Seiko 7015-945