Diamond Necklaces

Yes. Every Hourglass diamond is accompanied by independent, world-recognized certification—including GIA, AGS, or the prestigious GCAL 8X—providing absolute confidence in its quality, authenticity, and provenance.

Yes. Hourglass Diamonds is uncompromising in our commitment to ethically sourced stones. We work exclusively with trusted partners who uphold responsible mining practices, transparent supply chains, and rigorous global standards.

Absolutely. From hand-selected stones to bespoke design details, we craft each piece in partnership with you. Whether you're refining one of our signature designs or creating something entirely your own, we bring master craftsmanship to every step.

We proudly warranty all Hourglass Diamonds pieces against manufacturing defects. Your jewelry is designed to last a lifetime when cared for properly, and if anything ever feels less than exceptional, we're here to make it right.

At this time, Hourglass Diamonds services clients within the United States. We are actively exploring international options—particularly for the UK and Canada, where we already have a growing base of exceptional clients.

We're happy to take care of your first resizing at no cost within the first year. The only expense you may incur is minimal shipping, if applicable. Your ring should fit as beautifully as it looks.