Seiko Cal. 4415 - 178

The Seiko 4415-178 represents an important milestone in Seiko's 1970 lineup. Powered by the 4415 caliber with 26j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-7fb18fcde391]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1970

Related Models

• Seiko 0723-820
• Seiko 6652-555
• Seiko 6680-571
• Seiko 3817-169
• Seiko 3870-615
• Seiko 4578-344
• Seiko 4592-188
• Seiko 7048-605
• Seiko 7060-548
• Seiko 0798-402
• Seiko 3822-941
• Seiko 0793-767