Toronto · Worldwide
AYUMI
Rare Natural Gemstones & High Jewelry
The House
Born by nature. Perfected by time. Destined for those who appreciate true rarity.
Earth’s rarest treasures — chosen by hand, one stone at a time, and turned into heirlooms by master artisans.
I — The Collection
Six origins.
One standard.
Every stone is 100% natural, untreated where stated, and accompanied by its origin.
II — Worn
Some stones are
destined for a hand.
Before a setting is ever drawn, the stone is lived with — watched in morning light, turned by hand, understood. Only then does it become jewelry.
III — The Vault
Investment-grade rarities,
reserved for collectors.
Loose stones of exceptional provenance — held, documented, and released one collector at a time.
IV — The Setting
Bespoke,
by definition.
- Solid 18K gold
- Natural VVS / VVS1 diamonds
- Hand-selected AAA gemstones
- One of one — made to your vision
“Where nature’s rarest gemstones
become timeless masterpieces.”
V — Private Inquiry
Reserve a stone.
No prices are published. Availability and pricing by private inquiry only.