Products

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
2.78 Carat Black Heart Diamond
2.78 Carat Black Heart Diamond
2.78 Carat Black Heart Diamond

2.78 Carat Natural Black Heart Diamond GIA

$5,493 USD

2.78 Carat Natural Black Pear Diamond GIA
2.78 Carat Natural Black Pear Diamond GIA

2.78 Carat Natural Black Pear Diamond GIA

$5,493 USD

2.79 Carat Blue SRI LANKAN Round Sapphire
2.79 Carat Blue SRI LANKAN Round Sapphire
2.79 Carat Blue SRI LANKAN Round Sapphire
2.79 Carat Blue SRI LANKAN Round Sapphire
2.79 Carat Blue SRI LANKAN Round Sapphire

2.79 Carat Blue SRI LANKAN Round Sapphire

$5,680 USD

2.79 Carat Fancy Dark Yellowish Brown Emerald Diamond VS2 GIA
2.79 Carat Fancy Dark Yellowish Brown Emerald Diamond VS2 GIA
2.79 Carat Fancy Dark Yellowish Brown Emerald Diamond VS2 GIA

2.79 Carat Fancy Dark Yellowish Brown Emerald Diamond VS2 GIA

$12,376 USD

2.79 Carat Fancy Deep Yellow Round Brilliant Diamond SI2 GIA
2.79 Carat Fancy Deep Yellow Round Brilliant Diamond SI2 GIA
2.79 Carat Fancy Deep Yellow Round Brilliant Diamond SI2 GIA

2.79 Carat Fancy Deep Yellow Round Brilliant Diamond SI2 GIA

$83,800 USD

2.79 Carat Natural Black Emerald Diamond GIA
2.79 Carat Natural Black Emerald Diamond GIA
2.79 Carat Natural Black Emerald Diamond GIA

2.79 Carat Natural Black Emerald Diamond GIA

$5,574 USD

2.79 Carat Black Round Diamond
2.79 Carat Black Round Diamond
2.79 Carat Black Round Diamond

2.79 Carat Natural Black Round Diamond GIA

$5,574 USD

2.80 Carat Green COLOMBIAN Emerald Emerald CD
2.80 Carat Green COLOMBIAN Emerald Emerald CD
2.80 Carat Green COLOMBIAN Emerald Emerald CD
2.80 Carat Green COLOMBIAN Emerald Emerald CD

2.80 Carat Green COLOMBIAN Emerald Emerald CD

$13,344 USD

2.80 Carat Red Round Ruby
2.80 Carat Red Round Ruby
2.80 Carat Red Round Ruby
2.80 Carat Red Round Ruby
2.80 Carat Red Round Ruby

2.80 Carat Red Round Ruby

$14,380 USD

2.80 Carat Red MOZAMBICAN Round Ruby CD
2.80 Carat Red MOZAMBICAN Round Ruby CD
2.80 Carat Red MOZAMBICAN Round Ruby CD
2.80 Carat Red MOZAMBICAN Round Ruby CD

2.80 Carat Red MOZAMBICAN Round Ruby CD

$21,940 USD

2.81 Carat Fancy Black Round Brilliant Diamond GIA
2.81 Carat Fancy Black Round Brilliant Diamond GIA
2.81 Carat Fancy Black Round Brilliant Diamond GIA

2.81 Carat Fancy Black Round Brilliant Diamond GIA

$5,158 USD

2.81 Carat Green Round Emerald
2.81 Carat Green Round Emerald
2.81 Carat Green Round Emerald
2.81 Carat Green Round Emerald

2.81 Carat Green Round Emerald

$14,712 USD

2.81 Carat Black Emerald Diamond
2.81 Carat Black Emerald Diamond
2.81 Carat Black Emerald Diamond

2.81 Carat Natural Black Emerald Diamond GIA

$5,614 USD

2.82 Carat Oval Emerald
2.82 Carat Oval Emerald
2.82 Carat Oval Emerald

2.82 Carat Oval Emerald

$7,996 USD

2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire

2.82 Carat Blue SRI LANKAN Round Sapphire

$7,996 USD

2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire
2.82 Carat Blue SRI LANKAN Round Sapphire

2.82 Carat Blue SRI LANKAN Round Sapphire

$11,070 USD

2.82 Carat Blue THAI Round Sapphire
2.82 Carat Blue THAI Round Sapphire
2.82 Carat Blue THAI Round Sapphire
2.82 Carat Blue THAI Round Sapphire

2.82 Carat Blue THAI Round Sapphire

$6,078 USD

2.82 Carat Green ZAMBIAN Marquise Emerald GWLAB
2.82 Carat Green ZAMBIAN Marquise Emerald GWLAB
2.82 Carat Green ZAMBIAN Marquise Emerald GWLAB
2.82 Carat Green ZAMBIAN Marquise Emerald GWLAB

2.82 Carat Green ZAMBIAN Marquise Emerald GWLAB

$9,600 USD

2.82 Carat Natural Black Emerald Diamond GIA
2.82 Carat Natural Black Emerald Diamond GIA
2.82 Carat Natural Black Emerald Diamond GIA

2.82 Carat Natural Black Emerald Diamond GIA

$5,572 USD

2.82 Carat Red MOZAMBICAN Cushion Ruby CD
2.82 Carat Red MOZAMBICAN Cushion Ruby CD
2.82 Carat Red MOZAMBICAN Cushion Ruby CD
2.82 Carat Red MOZAMBICAN Cushion Ruby CD

2.82 Carat Red MOZAMBICAN Cushion Ruby CD

$20,404 USD

2.83 Carat Blue Emerald Sapphire
2.83 Carat Blue Emerald Sapphire
2.83 Carat Blue Emerald Sapphire
2.83 Carat Blue Emerald Sapphire

2.83 Carat Blue Emerald Sapphire

$6,581 USD

Call for price
2.83 Carat Green COLOMBIAN Emerald Emerald CD and Muzo
2.83 Carat Green COLOMBIAN Emerald Emerald CD and Muzo
2.83 Carat Green COLOMBIAN Emerald Emerald CD and Muzo

2.83 Carat Green COLOMBIAN Emerald Emerald CD and Muzo

$26,419 USD

2.83 Carat Green COLOMBIAN Oval Muzo Emerald CD
2.83 Carat Green COLOMBIAN Oval Muzo Emerald CD
2.83 Carat Green COLOMBIAN Oval Muzo Emerald CD
2.83 Carat Green COLOMBIAN Oval Muzo Emerald CD

2.83 Carat Green COLOMBIAN Oval Muzo Emerald CD

$19,344 USD

2.83 Carat Black Round Diamond
2.83 Carat Black Round Diamond
2.83 Carat Black Round Diamond

2.83 Carat Natural Black Round Diamond GIA

$5,654 USD

2.84 Carat Fancy Black Round Brilliant Diamond GIA
2.84 Carat Fancy Black Round Brilliant Diamond GIA
2.84 Carat Fancy Black Round Brilliant Diamond GIA

2.84 Carat Fancy Black Round Brilliant Diamond GIA

$5,212 USD

2.84 Carat Black Sq emerald Diamond
2.84 Carat Black Sq emerald Diamond
2.84 Carat Black Sq emerald Diamond

2.84 Carat Natural Black Emerald Diamond GIA

$5,612 USD

2.85 Carat Fancy Deep Brown Orange Round Brilliant Diamond SI2 GIA
2.85 Carat Fancy Deep Brown Orange Round Brilliant Diamond SI2 GIA
2.85 Carat Fancy Deep Brown Orange Round Brilliant Diamond SI2 GIA

2.85 Carat Fancy Deep Brown Orange Round Brilliant Diamond SI2 GIA

$28,999 USD

2.85 Carat Green COLOMBIAN Emerald Emerald CD
2.85 Carat Green COLOMBIAN Emerald Emerald CD
2.85 Carat Green COLOMBIAN Emerald Emerald CD
2.85 Carat Green COLOMBIAN Emerald Emerald CD
2.85 Carat Green COLOMBIAN Emerald Emerald CD

2.85 Carat Green COLOMBIAN Emerald Emerald CD

$17,799 USD

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