Seiko Cal. 7178 - 546

This Quartz model from 1967 features a 39mm Stainless Steel case. Powered by the 7178 caliber with 26j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-412c24a46627]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1967

Related Models

• Seiko 5649-503
• Seiko 6156-896
• Seiko 7091-376
• Seiko 4571-311
• Seiko 7193-200
• Seiko 5684-436
• Seiko 4539-446
• Seiko 6625-821
• Seiko 3839-663
• Seiko 7185-391
• Seiko 6191-401
• Seiko 4483-786