HDEX - Helvetic Diamond Exchange

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Diamonds

The best gems, certified by leading international bodies.
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Diamonds

Discover the advantages of buying your certified diamonds with no intermediaries

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Carat
1 Ct
Shape Round
Clarity VVS2
Color E

1 Ct

CHF 7'241.06
-37% on the Rapaport index
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0.3 Ct
Shape Cushion
Clarity SI1
Color G

0.3 Ct

CHF 339.26
-25% on the Rapaport index
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1.23 Ct
Shape Cushion
Clarity VS1
Color L

1.23 Ct

CHF 2'188.42
-41% on the Rapaport index
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0.72 Ct
Shape Square Emerald
Clarity SI1
Color D

0.72 Ct

CHF 1'861.06
-40% on the Rapaport index
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0.75 Ct
Shape Radiant
Clarity SI2
Color E

0.75 Ct

CHF 1'680.12
-35% on the Rapaport index
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0.51 Ct
Shape Square radiant
Clarity SI2
Color F

0.51 Ct

CHF 662.42
-33% on the Rapaport index
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0.5 Ct
Shape Radiant
Clarity VVS1
Color G

0.5 Ct

CHF 1'033.92
-36% on the Rapaport index
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1 Ct
Shape Round
Clarity VVS2
Color F

1 Ct

CHF 6'997.31
-34% on the Rapaport index
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1.01 Ct
Shape Cushion
Clarity VS2
Color D

1.01 Ct

CHF 4'728.54
-37% on the Rapaport index
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0.91 Ct
Shape Square Emerald
Clarity VS1
Color D

0.91 Ct

CHF 3'692.32
-37% on the Rapaport index
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1 Ct
Shape Round
Clarity VVS2
Color H

1 Ct

CHF 6'376.06
-35% on the Rapaport index
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1 Ct
Shape Round
Clarity VS1
Color G

1 Ct

CHF 5'037.43
-38% on the Rapaport index
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Jewellery shop

Discover the entire selection of jewellery for every occasion

Rings

Rings

Solitaires, band rings and rings in multiple shapes and colours.

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Necklaces

Necklaces

Choose your necklace from our selection of solitaire pendant, chains and collier.

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Bracelets

Bracelets

Discover our bracelets with diamonds and gems of different carats and setting styles.

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Earrings

Earrings

Choose your earrings from our most exclusive proposals.

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Watches

Watches

Find your bargain among our haute horlogerie proposals.

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Specials

Specials

Discover our rarities among gems, jewellery and investment diamonds.

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HOW IT WORKS

Book an appointment without any commitment

We will take care of your time by offering you a valuable experience.

Visit our showroom in Lugano

An elegant and discreet location, easily accessible by public transports and car.

Get advice from our consultants

Discuss with our experts who can offer you the best solutions for every occasion.

Discover the convenience of buying from us

We only buy ethical diamonds from the world stock exchanges, applying a competitive margin.

Contact us to make an appointment.
We will guide you in choosing your jewel or investment diamond.

Visit our showroom
HDEX - Helvetic Diamond Exchange
  • CONTACTS
  • Sesto Elemento SA
  • Operational Headquarters / Showroom
  • Piazza Riziero Rezzonico, 6
  • 6900 - Lugano, Svizzera
  • Telephone: +41 (0)91 2083145
  • Email: info@hdex.ch
  • IDI CHE-110.056.770
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