Prodotti

EXCLUSIVE NEW YORK VIEWINGS

Dec 9–10, 2025 | By Appointment Only

Meet Mr. Leibish Polnauer in person and discover the treasures he keeps closest to him.

BOOK YOUR VIEWING
2.50 Carat Chameleon HEART Diamond (I1) GIA
2.50 Carat Chameleon HEART Diamond (I1) GIA
2.50 Carat Chameleon HEART Diamond (I1) GIA

2.50 Carat Chameleon HEART Diamond (I1) GIA

$45,100 USD

2.50 Carat Fancy Brownish Yellow Pear Diamond VS2 GIA
2.50 Carat Fancy Brownish Yellow Pear Diamond VS2 GIA
2.50 Carat Fancy Brownish Yellow Pear Diamond VS2 GIA

2.50 Carat Fancy Brownish Yellow Pear Diamond VS2 GIA

$12,775 USD

2.50 Carat Fancy Dark Gray HEART Diamond  GIA
2.50 Carat Fancy Dark Gray HEART Diamond  GIA
2.50 Carat Fancy Dark Gray HEART Diamond  GIA

2.50 Carat Fancy Dark Gray HEART Diamond GIA

$7,300 USD

2.50 Carat Fancy White Oval Diamond  GIA
2.50 Carat Fancy White Oval Diamond  GIA
2.50 Carat Fancy White Oval Diamond  GIA

2.50 Carat Fancy White Oval Diamond GIA

$12,600 USD

2.50 Carat U-V Radiant Diamond VVS2 GIA
2.50 Carat U-V Radiant Diamond VVS2 GIA
2.50 Carat U-V Radiant Diamond VVS2 GIA

2.50 Carat U-V Radiant Diamond VVS2 GIA

$9,825 USD

2.51 Carat Blue  Heart Sapphire
2.51 Carat Blue  Heart Sapphire
2.51 Carat Blue  Heart Sapphire
2.51 Carat Blue  Heart Sapphire

2.51 Carat Blue Heart Sapphire

$6,124 USD

2.51 Carat Blue SRI LANKAN Pear Sapphire CD
2.51 Carat Blue SRI LANKAN Pear Sapphire CD
2.51 Carat Blue SRI LANKAN Pear Sapphire CD
2.51 Carat Blue SRI LANKAN Pear Sapphire CD

2.51 Carat Blue SRI LANKAN Pear Sapphire CD

$10,642 USD

2.51 Carat Fancy Deep Brownish Yellow Cushion Diamond VS2 GIA
2.51 Carat Fancy Deep Brownish Yellow Cushion Diamond VS2 GIA
2.51 Carat Fancy Deep Brownish Yellow Cushion Diamond VS2 GIA

2.51 Carat Fancy Deep Brownish Yellow Cushion Diamond VS2 GIA

$11,395 USD

2.51 Carat Fancy Deep Yellow Cushion Diamond SI2 GIA
2.51 Carat Fancy Deep Yellow Cushion Diamond SI2 GIA
2.51 Carat Fancy Deep Yellow Cushion Diamond SI2 GIA

2.51 Carat Fancy Deep Yellow Cushion Diamond SI2 GIA

$35,868 USD

2.51 Carat Fancy Gray Radiant Diamond (I1) GIA
2.51 Carat Fancy Gray Radiant Diamond (I1) GIA
2.51 Carat Fancy Gray Radiant Diamond (I1) GIA

2.51 Carat Fancy Gray Radiant Diamond (I1) GIA

$40,260 USD

2.51 Carat Fancy Greenish Gray Yellow Radiant Diamond (I1) GIA
2.51 Carat Fancy Greenish Gray Yellow Radiant Diamond (I1) GIA
2.51 Carat Fancy Greenish Gray Yellow Radiant Diamond (I1) GIA

2.51 Carat Fancy Greenish Gray Yellow Radiant Diamond (I1) GIA

$10,140 USD

2.51 Carat Fancy Yellow Cushion Diamond SI1 GIA
2.51 Carat Fancy Yellow Cushion Diamond SI1 GIA
2.51 Carat Fancy Yellow Cushion Diamond SI1 GIA

2.51 Carat Fancy Yellow Cushion Diamond SI1 GIA

$12,650 USD

2.51 Carat Fancy Yellow Cushion Diamond VS1 GIA
2.51 Carat Fancy Yellow Cushion Diamond VS1 GIA
2.51 Carat Fancy Yellow Cushion Diamond VS1 GIA

2.51 Carat Fancy Yellow Cushion Diamond VS1 GIA

$19,628 USD

2.51 Carat Fancy Yellow Cushion Diamond VS2 GIA
2.51 Carat Fancy Yellow Cushion Diamond VS2 GIA
2.51 Carat Fancy Yellow Cushion Diamond VS2 GIA

2.51 Carat Fancy Yellow Cushion Diamond VS2 GIA

$27,258 USD

2.51 Carat Fancy Yellow Radiant Diamond VVS1 GIA
2.51 Carat Fancy Yellow Radiant Diamond VVS1 GIA
2.51 Carat Fancy Yellow Radiant Diamond VVS1 GIA
2.51 Carat Fancy Yellow Radiant Diamond VVS1 GIA

2.51 Carat Fancy Yellow Radiant Diamond VVS1 GIA

$18,925 USD

2.51 Carat Natural Black Pear Diamond GIA
2.51 Carat Natural Black Pear Diamond GIA
2.51 Carat Natural Black Pear Diamond GIA

2.51 Carat Natural Black Pear Diamond GIA

$5,015 USD

2.51 Carat Pink MADAGASCAR Cushion Sapphire
2.51 Carat Pink MADAGASCAR Cushion Sapphire
2.51 Carat Pink MADAGASCAR Cushion Sapphire
2.51 Carat Pink MADAGASCAR Cushion Sapphire

2.51 Carat Pink MADAGASCAR Cushion Sapphire

$11,646 USD

2.51 Carat Pink Oval Sapphire
2.51 Carat Pink Oval Sapphire
2.51 Carat Pink Oval Sapphire
2.51 Carat Pink Oval Sapphire

2.51 Carat Pink Oval Sapphire

$9,638 USD

2.51 Carat U-V Cushion Diamond VS2 GIA
2.51 Carat U-V Cushion Diamond VS2 GIA
2.51 Carat U-V Cushion Diamond VS2 GIA

2.51 Carat U-V Cushion Diamond VS2 GIA

$14,196 USD

2.52 Carat Blue SRI LANKAN Round Sapphire
2.52 Carat Blue SRI LANKAN Round Sapphire
2.52 Carat Blue SRI LANKAN Round Sapphire
2.52 Carat Blue SRI LANKAN Round Sapphire

2.52 Carat Blue SRI LANKAN Round Sapphire

$14,162 USD

2.52 Carat Fancy Dark Orangy Brown Oval Diamond VS2 GIA
2.52 Carat Fancy Dark Orangy Brown Oval Diamond VS2 GIA
2.52 Carat Fancy Dark Orangy Brown Oval Diamond VS2 GIA

2.52 Carat Fancy Dark Orangy Brown Oval Diamond VS2 GIA

$8,668 USD

2.52 Carat Fancy Yellow Pear Diamond SI1 GIA
2.52 Carat Fancy Yellow Pear Diamond SI1 GIA
2.52 Carat Fancy Yellow Pear Diamond SI1 GIA
2.52 Carat Fancy Yellow Pear Diamond SI1 GIA

2.52 Carat Fancy Yellow Pear Diamond SI1 GIA

$27,316 USD

2.52 Carat Fancy Yellow Radiant Diamond FL GIA
2.52 Carat Fancy Yellow Radiant Diamond FL GIA
2.52 Carat Fancy Yellow Radiant Diamond FL GIA
2.52 Carat Fancy Yellow Radiant Diamond FL GIA

2.52 Carat Fancy Yellow Radiant Diamond FL GIA

$19,504 USD

2.52 Carat Green MADAGASCAR Emerald Sapphire
2.52 Carat Green MADAGASCAR Emerald Sapphire
2.52 Carat Green MADAGASCAR Emerald Sapphire
2.52 Carat Green MADAGASCAR Emerald Sapphire

2.52 Carat Green MADAGASCAR Emerald Sapphire

$4,182 USD

2.52 Carat Green ZAMBIAN Octagon Emerald GRS
2.52 Carat Green ZAMBIAN Octagon Emerald GRS
2.52 Carat Green ZAMBIAN Octagon Emerald GRS
2.52 Carat Green ZAMBIAN Octagon Emerald GRS

2.52 Carat Green ZAMBIAN Octagon Emerald GRS

$7,786 USD

2.52 Carat Red BURMESE Cushion Ruby CD
2.52 Carat Red BURMESE Cushion Ruby CD
2.52 Carat Red BURMESE Cushion Ruby CD
2.52 Carat Red BURMESE Cushion Ruby CD

2.52 Carat Red BURMESE Cushion Ruby CD

$21,772 USD