❄️ Order by December 12 for New Years delivery  Shop Now
Hero Background Hero Background Mobile

Purely Ethical

Authentic Luster, Ethical Origin. Diamonds You Deserve.
A classic and timeless cut that maximizes brilliance and fire.
A soft square with rounded corners, the Cushion cut blends the classic charm of an old mine cut with the fire and brilliance of a modern round cut.
A square brilliant cut that offers excellent fire and brilliance with a modern, geometric appeal.
A rectangular step cut with cropped corners that emphasizes clarity and elegance.
An elongated round brilliant cut that creates the illusion of greater size and flatters the finger.
A boat-shaped cut with pointed ends that creates the illusion of greater size and length.
A teardrop-shaped cut that combines the brilliance of a round cut with the elegance of a marquise.
A romantic cut shaped like a heart that requires exceptional skill to create perfect symmetry.
A rectangular cut with brilliant facets that combines the elegance of an emerald cut with the sparkle of a round brilliant.
A square step cut with cropped corners that offers a vintage, art deco appeal.
An elegant banner image showcasing a collection of gold solitaire engagement rings with different fancy-shaped diamonds, including emerald and oval cuts, on a navy blue background. A vertical photograph showcasing a collection of three gold solitaire engagement rings with different fancy diamond shapes, including an emerald cut and two oval cuts, on a navy blue background.
Vertical close-up of a gold solitaire engagement ring featuring a sparkling pear-cut diamond in natural light
Close-up of a gold solitaire engagement ring featuring a sparkling pear-cut diamond in natural light

STIENHARDT

STIENHARDT STIENHARDT

SIGN UP

for

$

50

OFF

your first
order

Lifestyle close-up of a woman wearing a cushion-cut diamond engagement ring on her hand while smiling
Lifestyle close-up of a woman wearing a cushion-cut diamond engagement ring on her hand while smiling
Gemological Institute of America (GIA) Logo
Logo for Gem Certification & Assurance Lab (GCAL), an ISO 17025 accredited forensic laboratory.
International Gemological Institute (IGI) Logo

STIENHARDT

STIENHARDT STIENHARDT

STIENHARDT

36 W 44th St Suite 10018 New York, NY 10036