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
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire

1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire

$5,203 USD

1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire

1.75 Carat Blue SRI LANKAN Sq. Emerald Sapphire

$4,545 USD

1.75 Carat COLL Trapezoid Diamonds (VS)
1.75 Carat COLL Trapezoid Diamonds (VS)
1.75 Carat COLL Trapezoid Diamonds (VS)

1.75 Carat COLL Trapezoid Diamonds (VS)

$14,275 USD

1.75 Carat Fancy Green Radiant Diamond VVS2 GIA
1.75 Carat Fancy Green Radiant Diamond VVS2 GIA
1.75 Carat Fancy Green Radiant Diamond VVS2 GIA

1.75 Carat Fancy Green Radiant Diamond VVS2 GIA

$196,100 USD

1.75 Carat Green COLOMBIAN Emerald Emerald
1.75 Carat Green COLOMBIAN Emerald Emerald
1.75 Carat Green COLOMBIAN Emerald Emerald
1.75 Carat Green COLOMBIAN Emerald Emerald

1.75 Carat Green COLOMBIAN Emerald Emerald

$13,715 USD

1.75 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.75 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.75 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.75 Carat Green COLOMBIAN Emerald Muzo Emerald CD

1.75 Carat Green COLOMBIAN Emerald Muzo Emerald CD

$8,325 USD

1.75 Carat Natural Black Round Diamond GIA
1.75 Carat Natural Black Round Diamond GIA
1.75 Carat Natural Black Round Diamond GIA

1.75 Carat Natural Black Round Diamond GIA

$3,458 USD

1.75 Carat Natural Black Round Diamond GIA
1.75 Carat Natural Black Round Diamond GIA
1.75 Carat Natural Black Round Diamond GIA

1.75 Carat Natural Black Round Diamond GIA

$3,108 USD

1.75 Carat Pink MADAGASCAR Cushion Sapphire
1.75 Carat Pink MADAGASCAR Cushion Sapphire
1.75 Carat Pink MADAGASCAR Cushion Sapphire
1.75 Carat Pink MADAGASCAR Cushion Sapphire

1.75 Carat Pink MADAGASCAR Cushion Sapphire

$6,610 USD

1.75 Carat Yellow SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Yellow SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Yellow SRI LANKAN Sq. Emerald Sapphire
1.75 Carat Yellow SRI LANKAN Sq. Emerald Sapphire

1.75 Carat Yellow SRI LANKAN Sq. Emerald Sapphire

$1,745 USD

1.76 Carat Blue Pear Sapphire AGL
1.76 Carat Blue Pear Sapphire AGL
1.76 Carat Blue Pear Sapphire AGL
1.76 Carat Blue Pear Sapphire AGL

1.76 Carat Blue Pear Sapphire AGL

$8,020 USD

1.76 Carat Blue SRI LANKAN Cushion Sapphire
1.76 Carat Blue SRI LANKAN Cushion Sapphire
1.76 Carat Blue SRI LANKAN Cushion Sapphire
1.76 Carat Blue SRI LANKAN Cushion Sapphire

1.76 Carat Blue SRI LANKAN Cushion Sapphire

$5,556 USD

1.76 Carat Blue SRI LANKAN Oval Sapphires Pair
1.76 Carat Blue SRI LANKAN Oval Sapphires Pair
1.76 Carat Blue SRI LANKAN Oval Sapphires Pair
1.76 Carat Blue SRI LANKAN Oval Sapphires Pair

1.76 Carat Blue SRI LANKAN Oval Sapphires Pair

$4,570 USD

1.76 Carat Blue SRI LANKAN Round Sapphire
1.76 Carat Blue SRI LANKAN Round Sapphire
1.76 Carat Blue SRI LANKAN Round Sapphire
1.76 Carat Blue SRI LANKAN Round Sapphire

1.76 Carat Blue SRI LANKAN Round Sapphire

$6,647 USD

1.76 Carat Blue THAI Oval Sapphire
1.76 Carat Blue THAI Oval Sapphire
1.76 Carat Blue THAI Oval Sapphire
1.76 Carat Blue THAI Oval Sapphire

1.76 Carat Blue THAI Oval Sapphire

$2,124 USD

1.76 Carat Fancy Greenish Yellow Brown Round Brilliant Diamond GIA
1.76 Carat Fancy Greenish Yellow Brown Round Brilliant Diamond GIA
1.76 Carat Fancy Greenish Yellow Brown Round Brilliant Diamond GIA

1.76 Carat Fancy Greenish Yellow Brown Round Brilliant Diamond GIA

$5,169 USD

1.76 Carat Natural Black Emerald Diamond GIA
1.76 Carat Natural Black Emerald Diamond GIA
1.76 Carat Natural Black Emerald Diamond GIA

1.76 Carat Natural Black Emerald Diamond GIA

$3,478 USD

1.76 Carat Pink MADAGASCAR Sq. Cushion Sapphire
1.76 Carat Pink MADAGASCAR Sq. Cushion Sapphire
1.76 Carat Pink MADAGASCAR Sq. Cushion Sapphire
1.76 Carat Pink MADAGASCAR Sq. Cushion Sapphire

1.76 Carat Pink MADAGASCAR Sq. Cushion Sapphire

$5,327 USD

1.76 Carat Red BURMESE Emerald Ruby CD
1.76 Carat Red BURMESE Emerald Ruby CD
1.76 Carat Red BURMESE Emerald Ruby CD
1.76 Carat Red BURMESE Emerald Ruby CD

1.76 Carat Red BURMESE Emerald Ruby CD

$12,772 USD

1.77 Carat Fancy Deep Brownish Yellowish Orange Cushion Diamond I1 GIA
1.77 Carat Fancy Deep Brownish Yellowish Orange Cushion Diamond I1 GIA
1.77 Carat Fancy Deep Brownish Yellowish Orange Cushion Diamond I1 GIA

1.77 Carat Fancy Deep Brownish Yellowish Orange Cushion Diamond I1 GIA

$7,180 USD

1.77 Carat Fancy Vivid Yellow Orange Oval Diamond SI2 GIA
1.77 Carat Fancy Vivid Yellow Orange Oval Diamond SI2 GIA
1.77 Carat Fancy Vivid Yellow Orange Oval Diamond SI2 GIA
1.77 Carat Fancy Vivid Yellow Orange Oval Diamond SI2 GIA

1.77 Carat Fancy Vivid Yellow Orange Oval Diamond SI2 GIA

$60,280 USD

1.77 Carat Fancy Vivid Yellow Oval Diamond (SI2) GIA
1.77 Carat Fancy Vivid Yellow Oval Diamond (SI2) GIA
1.77 Carat Fancy Vivid Yellow Oval Diamond (SI2) GIA

1.77 Carat Fancy Vivid Yellow Oval Diamond (SI2) GIA

$18,048 USD

1.77 Carat Natural Black Emerald Diamond GIA
1.77 Carat Natural Black Emerald Diamond GIA
1.77 Carat Natural Black Emerald Diamond GIA

1.77 Carat Natural Black Emerald Diamond GIA

$2,860 USD

1.77 Carat Natural Black Oval Diamond GIA
1.77 Carat Natural Black Oval Diamond GIA
1.77 Carat Natural Black Oval Diamond GIA

1.77 Carat Natural Black Oval Diamond GIA

$3,498 USD

1.77 Carat Natural Black Round Diamond GIA
1.77 Carat Natural Black Round Diamond GIA
1.77 Carat Natural Black Round Diamond GIA

1.77 Carat Natural Black Round Diamond GIA

$3,536 USD

1.77 Carat Natural Dark gray Emerald Diamond GIA
1.77 Carat Natural Dark gray Emerald Diamond GIA
1.77 Carat Natural Dark gray Emerald Diamond GIA

1.77 Carat Natural Dark gray Emerald Diamond GIA

$3,498 USD

1.77 Carat Red MOZAMBICAN Round Ruby
1.77 Carat Red MOZAMBICAN Round Ruby
1.77 Carat Red MOZAMBICAN Round Ruby
1.77 Carat Red MOZAMBICAN Round Ruby

1.77 Carat Red MOZAMBICAN Round Ruby

$8,791 USD

1.78 Carat Blue Pear Sapphire
1.78 Carat Blue Pear Sapphire
1.78 Carat Blue Pear Sapphire
1.78 Carat Blue Pear Sapphire

1.78 Carat Blue Pear Sapphire

$3,126 USD

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