New York

Kether Diamonds works with jewelers, retailers, manufacturers, designers and professional diamond buyers seeking natural loose diamonds. Trade access provides a structured way to submit sourcing requests for individual stones, matched selections and bulk parcels from 0.30 to 10+ carats.

Approved trade buyer? Log in to the Trade Portal

Our New York Representation

New York serves a broad professional market for natural diamonds across commercial, bespoke and large-stone requirements. Kether Diamonds’ New York representation supports communication and sourcing coordination for jewelers, retailers, manufacturers and professional buyers in North America.

Kether Diamonds works through direct relationships with manufacturers, cutters and trusted suppliers, and coordinates each request through one point of contact.

What We Source

Natural diamonds from 0.30 to 10+ carats — individual stones, matched pairs and bulk parcels — sourced according to a defined brief covering shape, weight, color, clarity, dimensions, quantity, destination and timing.

GIA Grading Reports

Every diamond sold by Kether Diamonds is accompanied by a GIA grading report. Report details can be verified through GIA’s official Report Check service.

Response Time and Delivery

A complete sourcing request can receive an initial response within 24 hours. Approved orders are shipped through insured worldwide delivery, subject to destination, carrier and transaction requirements.