Body Jewelry › Brass Java Coils (5/8") Image 1 of 1 Brass Java Coils (5/8") $185.00 SOLD AS PAIR ONLY.Internal diameter is approximately 1/2" and approximately 1 1/8" in length.From Diablo Organics. Quantity: Add To Cart Added! SOLD AS PAIR ONLY.Internal diameter is approximately 1/2" and approximately 1 1/8" in length.From Diablo Organics.