Why clients choose diamondboi

A sleek, faceted diamond-shaped emblem with sharp geometric cuts and a polished metallic finish.

20 years, 25,000+ rings

Every one made in our Toronto studio for one specific person.

A sleek, faceted diamond-shaped emblem with sharp geometric cuts and a polished metallic finish.

Diamonds we'd choose ourselves

GIA-certified natural (E–F colour, VS2+) and IGI-certified lab-grown (D–E colour, VVS2+).

A sleek, faceted diamond-shaped emblem with sharp geometric cuts and a polished metallic finish.

A firm quote, in the room

You leave your consultation knowing the design and the price. Nothing is made until you approve both.

A sleek, faceted diamond-shaped emblem with sharp geometric cuts and a polished metallic finish.

A relationship beyond the ring

Lifetime diamond upgrade, resizing and care — long after the yes.

Complimentary consultations in our Toronto studio or by video. Now booking January 2027, with occasional earlier openings.

Nuno, founder of diamondboi, seated at his desk in front of the studio's chalkboard wall

A note from Nuno

When I opened The Diamond Studio in 2006, I wanted to create a place where choosing a ring felt personal. Somewhere you could sit down with me, share your ideas, and feel comfortable asking questions.

Twenty years later, that connection is still at the heart of Diamondboi. I personally lead every consultation, helping you explore shapes, styles, and possibilities until we find what feels right for you. From there, my team and I bring your piece to life with care and attention to every detail.

Having my name on the jewellery means taking pride in how it’s made—and in how you’re treated. Thank you for trusting me with a small part of your story.

— Nuno, Founder

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