information and educational services for everyone interested in gemstones. for gemologists, hobbyists, jewelers, lapidaries and everyone in between.

american gem society is comprised of the top jewelers in the u.s. and canada and offers the best gemstone and diamond information. find top jewelers today.

blue nile is the world's leading diamond jeweler online for engagement and wedding rings. expect lower markups and higher quality fine jewelry. free shipping and free returns.

save 20% by comparing natural diamonds, lab diamonds and engagement rings from trusted wholesalers. the safest, smartest way to buy a diamond online.

buy jewelry or a diamond engagement ring online with guidance from our industry veterans. read our real insights with store reviews and more diamond education. become a master of the 4 cs: cut, color, clarity, and carat.

brilliant earth is the global leader in ethically sourced fine jewelry. explore engagement rings, wedding rings, beyond conflict free diamonds™, jewelry, and more.

igi is the world's largest independent lab for testing & grading diamonds, gemstones, & jewelry, with 29 labs & 18 schools in 10 countries.

with clarity redefines your online experience of shopping for engagement rings, wedding rings & fine jewelry by blending expertise with sustainability. design your own jewelry with lab-grown or natural diamonds and gemstones.

stonealgo is the world's largest diamond marketplace. get recommendations for the best diamonds by comparing over one million diamonds from top online jewelers and rank them on quality and price.

pricescope is the largest diamond and jewelry community with diamond search and comparison tool, diamond consumer forums and diamond guides