Seiko Cal. 3815 - 787

The 3815-787 is a sought-after Solar piece from Seiko's golden era. Powered by the 3815 caliber with 28j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-a08df28688ef]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1965

Related Models

• Seiko 5637-430
• Seiko 0794-588
• Seiko 5218-164
• Seiko 4446-533
• Seiko 5623-956
• Seiko 5217-971
• Seiko 5266-901
• Seiko 6195-385
• Seiko 4440-772
• Seiko 6380-510
• Seiko 4510-597
• Seiko 4460-186