London-based, boutique coloured gemstone and diamond merchant offering traceable, fine single stones, pairs and sets with provenance. Specialised in buying rough and polished gems at source, we work closely in person with miners, cutters and traders on equal terms openly exchanging knowledge, transferring skills, strengthening community while realistically engaging with social and environmental issues everywhere we do business. Specialised in aquamarine, emerald, mandarin, mint garnet, morganite, purple rhodolite, spessartite, tourmaline and tsavorite. Instagram: @directsourcegems