Seiko Cal. 4515 - 737

The 4515-737 is a sought-after Solar piece from Seiko's golden era. Powered by the 4515 caliber with 30j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-f2af2f7eda61]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1972

Related Models

• Seiko 6244-439
• Seiko 0794-164
• Seiko 7186-530
• Seiko 0730-855
• Seiko 0745-813
• Seiko 7189-444
• Seiko 6134-508
• Seiko 5228-939
• Seiko 0738-640
• Seiko 7198-165
• Seiko 4426-593
• Seiko 3880-727