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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
1.87 Carat Blue SRI LANKAN Round Sapphire
1.87 Carat Blue SRI LANKAN Round Sapphire
1.87 Carat Blue SRI LANKAN Round Sapphire
1.87 Carat Blue SRI LANKAN Round Sapphire

1.87 Carat Blue SRI LANKAN Round Sapphire

$4,850 USD

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

1.87 Carat Blue SRI LANKAN Sq. Emerald Sapphire

$5,336 USD

1.87 Carat Fancy Yellow Cushion Diamond IF GIA
1.87 Carat Fancy Yellow Cushion Diamond IF GIA
1.87 Carat Fancy Yellow Cushion Diamond IF GIA

1.87 Carat Fancy Yellow Cushion Diamond IF GIA

$18,127 USD

1.87 Carat Green COLOMBIAN Emerald Emerald GRS
1.87 Carat Green COLOMBIAN Emerald Emerald GRS
1.87 Carat Green COLOMBIAN Emerald Emerald GRS
1.87 Carat Green COLOMBIAN Emerald Emerald GRS

1.87 Carat Green COLOMBIAN Emerald Emerald GRS

$13,863 USD

1.87 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.87 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.87 Carat Green COLOMBIAN Emerald Muzo Emerald CD
1.87 Carat Green COLOMBIAN Emerald Muzo Emerald CD

1.87 Carat Green COLOMBIAN Emerald Muzo Emerald CD

$21,792 USD

1.87 Carat Green Round Emerald
1.87 Carat Green Round Emerald
1.87 Carat Green Round Emerald
1.87 Carat Green Round Emerald

1.87 Carat Green Round Emerald

$9,824 USD

1.87 Carat Natural Dark brown Round Diamond GIA
1.87 Carat Natural Dark brown Round Diamond GIA
1.87 Carat Natural Dark brown Round Diamond GIA

1.87 Carat Natural Dark Brown Round Diamond GIA

$3,172 USD

1.87 Carat Red MOZAMBICAN Round Ruby GIA
1.87 Carat Red MOZAMBICAN Round Ruby GIA
1.87 Carat Red MOZAMBICAN Round Ruby GIA
1.87 Carat Red MOZAMBICAN Round Ruby GIA

1.87 Carat Red MOZAMBICAN Round Ruby GIA

$21,605 USD

1.88 Carat   Shield-Cut Diamonds (VVS)
1.88 Carat   Shield-Cut Diamonds (VVS)

1.88 Carat Shield-Cut Diamonds (VVS)

$12,060 USD

1.88 Carat Blue  Oval Sapphire GIA
1.88 Carat Blue  Oval Sapphire GIA
1.88 Carat Blue  Oval Sapphire GIA
1.88 Carat Blue  Oval Sapphire GIA

1.88 Carat Blue Oval Sapphire GIA

$6,680 USD

1.88 Carat Natural Black Heart Diamond GIA
1.88 Carat Natural Black Heart Diamond GIA
1.88 Carat Natural Black Heart Diamond GIA

1.88 Carat Natural Black Heart Diamond GIA

$3,715 USD

1.88 Carat Natural Black Oval Diamond GIA
1.88 Carat Natural Black Oval Diamond GIA
1.88 Carat Natural Black Oval Diamond GIA

1.88 Carat Natural Black Oval Diamond GIA

$3,715 USD

1.88 Carat Natural Black Round Diamond GIA
1.88 Carat Natural Black Round Diamond GIA

1.88 Carat Natural Black Round Diamond GIA

$3,715 USD

1.88 Carat Natural Black Round Diamond GIA
1.88 Carat Natural Black Round Diamond GIA
1.88 Carat Natural Black Round Diamond GIA

1.88 Carat Natural Black Round Diamond GIA

$3,756 USD

1.88 Carat Natural Black Round Diamond GIA
1.88 Carat Natural Black Round Diamond GIA
1.88 Carat Natural Black Round Diamond GIA

1.88 Carat Natural Black Round Diamond GIA

$3,756 USD

1.88 Carat Pink MADAGASCAR Emerald Sapphire
1.88 Carat Pink MADAGASCAR Emerald Sapphire
1.88 Carat Pink MADAGASCAR Emerald Sapphire
1.88 Carat Pink MADAGASCAR Emerald Sapphire

1.88 Carat Pink MADAGASCAR Emerald Sapphire

$4,405 USD

1.89 Carat Fancy Brownish Orangy Pink Oval Diamond SI2 GIA
1.89 Carat Fancy Brownish Orangy Pink Oval Diamond SI2 GIA
1.89 Carat Fancy Brownish Orangy Pink Oval Diamond SI2 GIA

1.89 Carat Fancy Brownish Orangy Pink Oval Diamond SI2 GIA

$185,320 USD

1.89 Carat Fancy Deep Brown Pink Pear Diamond VS1 GIA
1.89 Carat Fancy Deep Brown Pink Pear Diamond VS1 GIA
1.89 Carat Fancy Deep Brown Pink Pear Diamond VS1 GIA

1.89 Carat Fancy Deep Brown Pink Pear Diamond VS1 GIA

$143,835 USD

1.89 Carat Fancy Yellow Radiant Diamond IF GIA
1.89 Carat Fancy Yellow Radiant Diamond IF GIA
1.89 Carat Fancy Yellow Radiant Diamond IF GIA

1.89 Carat Fancy Yellow Radiant Diamond IF GIA

$18,811 USD

1.89 Carat Light Gray Round Brilliant Diamond I1 GIA
1.89 Carat Light Gray Round Brilliant Diamond I1 GIA
1.89 Carat Light Gray Round Brilliant Diamond I1 GIA

1.89 Carat Light Gray Round Brilliant Diamond I1 GIA

$7,282 USD

1.89 Carat Black Pear Diamond
1.89 Carat Black Pear Diamond
1.89 Carat Black Pear Diamond

1.89 Carat Natural Black Pear Diamond GIA

$3,776 USD

1.89 Carat Natural Black Round Diamond GIA
1.89 Carat Natural Black Round Diamond GIA
1.89 Carat Natural Black Round Diamond GIA

1.89 Carat Natural Black Round Diamond GIA

$3,735 USD

1.89 Carat Purple MADAGASCAR Emerald Sapphire
1.89 Carat Purple MADAGASCAR Emerald Sapphire
1.89 Carat Purple MADAGASCAR Emerald Sapphire
1.89 Carat Purple MADAGASCAR Emerald Sapphire

1.89 Carat Purple MADAGASCAR Emerald Sapphire

$5,713 USD

1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire

1.90 Carat Blue SRI LANKAN Cushion Sapphire

$5,230 USD

1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire
1.90 Carat Blue SRI LANKAN Cushion Sapphire

1.90 Carat Blue SRI LANKAN Cushion Sapphire

$4,451 USD

1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire

1.90 Carat Blue SRI LANKAN Oval Sapphire

$8,175 USD

1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire
1.90 Carat Blue SRI LANKAN Oval Sapphire

1.90 Carat Blue SRI LANKAN Oval Sapphire

$5,990 USD