Solitaire
Side Stones
Halo Rings
Brilliant Cut
Princess Cut
Emerald Cut
Marquise Cut
Oval Cut
Pear Cut
Heart Cut
Cushion Cut
Diamond
Black Diamond
Ruby
Emerald
Blue Sapphire
Stud Earrings
Halo Earrings
Hoop Earrings
Brilliant Cut
Princess Cut
Emerald Cut
Marquise Cut
Oval Cut
Pear Cut
Heart Cut
Cushion Cut
Black Diamond
Ruby
Emerald
Blue Sapphire
Solitaire Pendants
Halo PendantsOur Diamonds
A World of Exceptional Brilliance
At TONOUS, every diamond is selected for its beauty, character and light. Discover the qualities that define exceptional stones and the confidence behind every choice.
Confidence in Every Detail
Where applicable, certified diamonds are accompanied by independent grading reports from recognised gemological laboratories such as GIA, IGI and HRD, providing detailed information about their individual characteristics.
Our aim is to offer transparency, quality and confidence throughout your jewellery journey.
Diamond Grading Reports
Independent. Trusted. Recognised.
A diamond grading report provides an independent assessment of a diamond’s characteristics, including its measurements and important quality factors such as cut, colour, clarity and carat weight.
The 4Cs
CUT
Influences how beautifully a diamond reflects light and displays brilliance.
COLOUR
Describes the degree to which a diamond appears colourless.
CLARITY
Refers to a diamond’s natural internal and external characteristics.
CARAT
Measures a diamond’s weight.
Quality You Can See
From exceptional brilliance and precise proportions to the individual character of each stone, every diamond is carefully considered.
We look beyond specifications alone, considering the overall beauty, balance and visual presence of each diamond.
Because true beauty is found in the details.
Two Origins. One Standard of Beauty.
TONOUS offers both natural and lab-grown diamonds, allowing you to choose according to your preferences.
Both offer the brilliance and beauty associated with diamonds while differing in their origin and formation.
Natural Diamonds
Formed deep within the Earth over billions of years, natural diamonds are shaped by nature and valued for their unique origin and individual character.
EXPLORE NATURAL DIAMONDS →
Lab-Grown Diamonds
Created using advanced technology that recreates the conditions in which diamonds form, lab-grown diamonds offer a modern alternative with exceptional brilliance and beauty.
EXPLORE LAB-GROWN DIAMONDS →
Find the Diamond That Speaks to You
Every diamond is unique. Discover a stone chosen for its beauty, character and brilliance, and create jewellery that becomes part of your story.
