SHOP THE LEGACY COLLECTION
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Most Fantasia by DeSerio pieces are handcrafted to order rather than pulled from inventory. Please allow up to 2 weeks for our regular retail items.

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A close-up of a diamond ring with a large emerald-cut center stone and smaller side stones, set in a silver-toned metal. The background is dark and blurred with a teal glow, and the text 'The MODERN DIAMOND THE FUTURE OF FINE JEWELRY' is overlaid in the center.
A close-up of crossed hands wearing gold jewelry, including a gold bracelet with a rectangular clear stone on one wrist, a gold ring with a clear rectangular stone on one finger, and a larger gold ring with a marquise-cut clear stone on the other finger, set against a solid black background.

WHERE CRAFT MEETS INNOVATION

We believe the future of fine jewelry isn’t about choosing between innovation and craftsmanship, it’s about bringing them together. Handcrafted in the USA with certified lab-grown diamonds, every Modern Diamond piece is designed for those who value exceptional beauty, enduring quality, and the freedom to choose fine jewelry that reflects the way they live today.

About Lab Diamonds
A blonde woman wearing a white satin button-up shirt, a pink and silver beaded necklace, and a silver bracelet, posing against a dark gray pleated background.

The DeSerio Difference

FREEDOM

Beautiful jewelry was made to be worn - every day, every celebration, without hesitation. Crafted for a life without boundaries.

CRAFTSMANSHIP

Every piece reflects nearly a century of fine-jewelry expertise, handcrafted with precision and uncompromising attention to detail.

ENDURING BEAUTY

Timeless designs and exceptional quality create jewelry that feels as meaningful years from now as it does today.

MODERN DIAMOND COLLECTION

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Radiant Cut 4.6TDW Eternity Band - Fantasia by DeSerio
 
Radiant Cut 4.6TDW Eternity Band - Fantasia by DeSerio
Radiant Cut 4.6TDW Eternity Band - Fantasia by DeSerio
Radiant Cut 4.6TDW Eternity Band - Fantasia by DeSerio
Radiant Cut 4.6TDW Eternity Band - Fantasia by DeSerio

Radiant Cut 4.6TDW Eternity Band | Modern Diamond

From $2,000.00
Eternity Band (4 TCW) - Fantasia by DeSerio
 
Eternity Band (4 TCW) - Fantasia by DeSerio
Eternity Band (4 TCW) - Fantasia by DeSerio
Eternity Band (4 TCW) - Fantasia by DeSerio

Eternity Band (4 TCW) | Modern Diamond

From $1,190.00
Five Stone Half-Eternity Band (3 TCW) - Fantasia by DeSerio
 
Five Stone Half-Eternity Band (3 TCW) - Fantasia by DeSerio
Five Stone Half-Eternity Band (3 TCW) - Fantasia by DeSerio
Five Stone Half-Eternity Band (3 TCW) - Fantasia by DeSerio
Five Stone Half-Eternity Band (3 TCW) - Fantasia by DeSerio

Five Stone Half-Eternity Band (3 TCW) | Modern Diamond

From $850.00
Round Brilliant Eternity Band (2.95TCW) - Fantasia by DeSerio
 
Round Brilliant Eternity Band (2.95TCW) - Fantasia by DeSerio
Round Brilliant Eternity Band (2.95TCW) - Fantasia by DeSerio

Round Brilliant Eternity Band (2.95TCW) | Modern Diamond

From $1,045.00
Large Inside/Outside Hoop Earrings (21.6 TCW) - Fantasia by DeSerio
 
Large Inside/Outside Hoop Earrings (21.6 TCW) - Fantasia by DeSerio
Large Inside/Outside Hoop Earrings (21.6 TCW) - Fantasia by DeSerio
Large Inside/Outside Hoop Earrings (21.6 TCW) - Fantasia by DeSerio
Large Inside/Outside Hoop Earrings (21.6 TCW) - Fantasia by DeSerio

Large Inside/Outside Hoop Earrings (21.6 TCW) | Modern Diamond

$3,115.00
Inside-Outside Hoop Earrings (14.4 TCW) - Fantasia by DeSerio
 
Inside-Outside Hoop Earrings (14.4 TCW) - Fantasia by DeSerio
Inside-Outside Hoop Earrings (14.4 TCW) - Fantasia by DeSerio
Inside-Outside Hoop Earrings (14.4 TCW) - Fantasia by DeSerio
Inside-Outside Hoop Earrings (14.4 TCW) - Fantasia by DeSerio

Inside-Outside Hoop Earrings (14.4 TCW) | Modern Diamond

$4,150.00
Marquise and Round Bracelet - Fantasia by DeSerio
 
Marquise and Round Bracelet - Fantasia by DeSerio
Marquise and Round Bracelet - Fantasia by DeSerio
Marquise and Round Bracelet - Fantasia by DeSerio
Marquise and Round Bracelet - Fantasia by DeSerio

Marquise and Round Bracelet | Modern Diamond

$3,890.00
Multi-Row Bracelet - Fantasia by DeSerio
 
Multi-Row Bracelet - Fantasia by DeSerio
Multi-Row Bracelet - Fantasia by DeSerio
Multi-Row Bracelet - Fantasia by DeSerio

Multi-Row Bracelet | Modern Diamond

$5,115.00
SMALL HOOP EARRING(1/2 DIAMETER) - EF1293/CZ - Fantasia by DeSerio
 

SMALL HOOP EARRING(1/2 DIAMETER) | Modern Diamond

$475.00
Antique Studs (6.5 TCW) - Fantasia by DeSerio
 

Antique Studs (6.5 TCW) | Modern Diamond

$1,355.00
Round Cluster Drop Earrings (6 TCW) - Fantasia by DeSerio
 

Round Cluster Drop Earrings (6 TCW) | Modern Diamond

$1,190.00
Antique Drop Earrings (6.5 TCW) - Fantasia by DeSerio
 
Antique Drop Earrings (6.5 TCW) - Fantasia by DeSerio
Antique Drop Earrings (6.5 TCW) - Fantasia by DeSerio

Antique Drop Earrings (6.5 TCW) | Modern Diamond

$2,340.00
THREE STONE TUBE PENDANT - PF783/3/CZ - Fantasia by DeSerio
 

Trilogy Drop Pendant | Modern Diamond

$325.00
Delicate Diamond Drop Necklace - Fantasia by DeSerio
 
Delicate Diamond Drop Necklace - Fantasia by DeSerio
Delicate Diamond Drop Necklace - Fantasia by DeSerio

Delicate Diamond Drop Necklace

$450.00
Eternal Brilliance Round Eternity Band (6.5-8TCW) - Fantasia by DeSerio
 
Eternal Brilliance Round Eternity Band (6.5-8TCW) - Fantasia by DeSerio
Eternal Brilliance Round Eternity Band (6.5-8TCW) - Fantasia by DeSerio
Eternal Brilliance Round Eternity Band (6.5-8TCW) - Fantasia by DeSerio
Eternal Brilliance Round Eternity Band (6.5-8TCW) - Fantasia by DeSerio

Eternal Brilliance Round Eternity Band (6.5-8TCW)

From $2,030.00
The Evermore Baguette Band (3.75 TCW) - Fantasia by DeSerio
 
The Evermore Baguette Band (3.75 TCW) - Fantasia by DeSerio
The Evermore Baguette Band (3.75 TCW) - Fantasia by DeSerio
The Evermore Baguette Band (3.75 TCW) - Fantasia by DeSerio
The Evermore Baguette Band (3.75 TCW) - Fantasia by DeSerio

The Evermore Baguette Band (3.75 TCW)

$4,800.00
Snowflake Earrings (6 TCW) - Fantasia by DeSerio
 
Snowflake Earrings (6 TCW) - Fantasia by DeSerio
Snowflake Earrings (6 TCW) - Fantasia by DeSerio

Snowflake Earrings (6 TCW)

$2,430.00
Lumière Drop Tennis Lariat Necklace (13.26 TCW) - Fantasia by DeSerio
 

Lumière Drop Tennis Lariat Necklace (13.26 TCW)

$3,840.00
East-West Pear Tennis Bracelet (12.5 TCW) - Fantasia by DeSerio
 
East-West Pear Tennis Bracelet (12.5 TCW) - Fantasia by DeSerio
East-West Pear Tennis Bracelet (12.5 TCW) - Fantasia by DeSerio
East-West Pear Tennis Bracelet (12.5 TCW) - Fantasia by DeSerio

East-West Pear Tennis Bracelet (12.5 TCW)

$4,700.00
Bezel Set Pear Shape Pendant Necklace (3 TCW) - Fantasia by DeSerio
 
Bezel Set Pear Shape Pendant Necklace (3 TCW) - Fantasia by DeSerio
Bezel Set Pear Shape Pendant Necklace (3 TCW) - Fantasia by DeSerio
Bezel Set Pear Shape Pendant Necklace (3 TCW) - Fantasia by DeSerio

Bezel Set Pear Shape Pendant Necklace (3 TCW)

$1,360.00
East West Pear Shape Pendant (3 TCW) - Fantasia by DeSerio
 
East West Pear Shape Pendant (3 TCW) - Fantasia by DeSerio
East West Pear Shape Pendant (3 TCW) - Fantasia by DeSerio
East West Pear Shape Pendant (3 TCW) - Fantasia by DeSerio

East West Pear Shape Pendant (3 TCW)

$1,110.00
Starry Pavé Ring (1 TCW) - Fantasia by DeSerio
 
Starry Pavé Ring (1 TCW) - Fantasia by DeSerio
Starry Pavé Ring (1 TCW) - Fantasia by DeSerio
Starry Pavé Ring (1 TCW) - Fantasia by DeSerio
Starry Pavé Ring (1 TCW) - Fantasia by DeSerio

Starry Pavé Ring (1 TCW)

From $1,090.00
Heart Pavé Ring (1 TCW) - Fantasia by DeSerio
 
Heart Pavé Ring (1 TCW) - Fantasia by DeSerio
Heart Pavé Ring (1 TCW) - Fantasia by DeSerio
Heart Pavé Ring (1 TCW) - Fantasia by DeSerio
Heart Pavé Ring (1 TCW) - Fantasia by DeSerio

Heart Pavé Ring (1 TCW)

From $1,090.00
East West Oval Pendant (4 TCW) - Fantasia by DeSerio
 
East West Oval Pendant (4 TCW) - Fantasia by DeSerio
East West Oval Pendant (4 TCW) - Fantasia by DeSerio

East West Oval Pendant (4 TCW)

$1,380.00

Lifetime Warranty

Handcrafted in the USA

Made to Order

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