Seiko Cal. 4515 - 957

This Spring Drive model from 1977 features a 40mm Hardlex-Coated Steel case. Powered by the 4515 caliber with 32j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-079d169b526f]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1977

Related Models

• Seiko 6345-260
• Seiko 3862-426
• Seiko 4494-452
• Seiko 7045-681
• Seiko 6383-425
• Seiko 4489-995
• Seiko 3844-473
• Seiko 6142-185
• Seiko 5237-102
• Seiko 5225-129
• Seiko 6628-492
• Seiko 5685-617