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
2.31 Carat Green ZAMBIAN Emerald Emerald AGL
2.31 Carat Green ZAMBIAN Emerald Emerald AGL
2.31 Carat Green ZAMBIAN Emerald Emerald AGL
2.31 Carat Green ZAMBIAN Emerald Emerald AGL

2.31 Carat Green ZAMBIAN Emerald Emerald AGL

$18,049 USD

2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby

2.31 Carat Red Round Ruby

$19,227 USD

2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby
2.31 Carat Red Round Ruby

2.31 Carat Red Round Ruby

$16,677 USD

2.31 Carat Red BURMESE Radiant Ruby GRS
2.31 Carat Red BURMESE Radiant Ruby GRS
2.31 Carat Red BURMESE Radiant Ruby GRS
2.31 Carat Red BURMESE Radiant Ruby GRS

2.31 Carat Red BURMESE Radiant Ruby GRS

$23,052 USD

2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby

2.31 Carat Red MOZAMBICAN Round Ruby

$16,501 USD

2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby
2.31 Carat Red MOZAMBICAN Round Ruby

2.31 Carat Red MOZAMBICAN Round Ruby

$16,501 USD

2.32 Carat Blue SRI LANKAN Cushion Sapphire
2.32 Carat Blue SRI LANKAN Cushion Sapphire
2.32 Carat Blue SRI LANKAN Cushion Sapphire
2.32 Carat Blue SRI LANKAN Cushion Sapphire

2.32 Carat Blue SRI LANKAN Cushion Sapphire

$11,491 USD

2.32 Carat Blue THAI Cushion Sapphire
2.32 Carat Blue THAI Cushion Sapphire
2.32 Carat Blue THAI Cushion Sapphire

2.32 Carat Blue THAI Cushion Sapphire

$2,768 USD

2.32 Carat Blue THAI Oval Sapphire
2.32 Carat Blue THAI Oval Sapphire
2.32 Carat Blue THAI Oval Sapphire

2.32 Carat Blue THAI Oval Sapphire

$2,768 USD

2.32 Carat Natural Black Oval Diamond GIA
2.32 Carat Natural Black Oval Diamond GIA
2.32 Carat Natural Black Oval Diamond GIA

2.32 Carat Natural Black Oval Diamond GIA

$4,635 USD

2.32 Carat Natural Black Round Diamond GIA
2.32 Carat Natural Black Round Diamond GIA
2.32 Carat Natural Black Round Diamond GIA

2.32 Carat Natural Black Round Diamond GIA

$4,584 USD

2.33 Carat Fancy Brownish Yellow Radiant Diamond VS2 GIA
2.33 Carat Fancy Brownish Yellow Radiant Diamond VS2 GIA
2.33 Carat Fancy Brownish Yellow Radiant Diamond VS2 GIA

2.33 Carat Fancy Brownish Yellow Radiant Diamond VS2 GIA

$17,575 USD

2.33 Carat Fancy Light Yellow HEART Diamond VS1 GIA
2.33 Carat Fancy Light Yellow HEART Diamond VS1 GIA
2.33 Carat Fancy Light Yellow HEART Diamond VS1 GIA

2.33 Carat Fancy Light Yellow HEART Diamond VS1 GIA

$17,831 USD

2.33 Carat Red Round Ruby
2.33 Carat Red Round Ruby
2.33 Carat Red Round Ruby
2.33 Carat Red Round Ruby
2.33 Carat Red Round Ruby

2.33 Carat Red Round Ruby

$9,420 USD

2.33 Carat Red MOZAMBIQUE Round Ruby CD
2.33 Carat Red MOZAMBIQUE Round Ruby CD
2.33 Carat Red MOZAMBIQUE Round Ruby CD
2.33 Carat Red MOZAMBIQUE Round Ruby CD
2.33 Carat Red MOZAMBIQUE Round Ruby CD

2.33 Carat Red MOZAMBIQUE Round Ruby CD

$30,833 USD

2.34 Carat Natural Black Emerald Diamond GIA
2.34 Carat Natural Black Emerald Diamond GIA
2.34 Carat Natural Black Emerald Diamond GIA

2.34 Carat Natural Black Emerald Diamond GIA

$4,624 USD

2.34 Carat Natural Black Round Diamond GIA
2.34 Carat Natural Black Round Diamond GIA
2.34 Carat Natural Black Round Diamond GIA

2.34 Carat Natural Black Round Diamond GIA

$4,624 USD

2.34 Carat Purple MADAGASCAR Cushion Sapphire
2.34 Carat Purple MADAGASCAR Cushion Sapphire
2.34 Carat Purple MADAGASCAR Cushion Sapphire
2.34 Carat Purple MADAGASCAR Cushion Sapphire

2.34 Carat Purple MADAGASCAR Cushion Sapphire

$7,050 USD

Sold
2.35 Carat Blue Round Sapphire
2.35 Carat Blue Round Sapphire
2.35 Carat Blue Round Sapphire
2.35 Carat Blue Round Sapphire

2.35 Carat Blue Round Sapphire

$9,500 USD

2.35 Carat Fancy Brown Yellow Round Brilliant Diamond VS2 GIA
2.35 Carat Fancy Brown Yellow Round Brilliant Diamond VS2 GIA
2.35 Carat Fancy Brown Yellow Round Brilliant Diamond VS2 GIA

2.35 Carat Fancy Brown Yellow Round Brilliant Diamond VS2 GIA

$14,200 USD

2.35 Carat Green Octagon Emerald
2.35 Carat Green Octagon Emerald
2.35 Carat Green Octagon Emerald
2.35 Carat Green Octagon Emerald

2.35 Carat Green Octagon Emerald

$8,842 USD

2.35 Carat Green ZAMBIAN Octagon Emerald GRS
2.35 Carat Green ZAMBIAN Octagon Emerald GRS
2.35 Carat Green ZAMBIAN Octagon Emerald GRS
2.35 Carat Green ZAMBIAN Octagon Emerald GRS

2.35 Carat Green ZAMBIAN Octagon Emerald GRS

$7,667 USD

2.35 Carat N Round Brilliant Diamond VVS1 GIA
2.35 Carat N Round Brilliant Diamond VVS1 GIA
2.35 Carat N Round Brilliant Diamond VVS1 GIA

2.35 Carat N Round Brilliant Diamond VVS1 GIA

$15,634 USD

2.35 Carat Red MOZAMBICAN Cushion Ruby CD
2.35 Carat Red MOZAMBICAN Cushion Ruby CD
2.35 Carat Red MOZAMBICAN Cushion Ruby CD
2.35 Carat Red MOZAMBICAN Cushion Ruby CD

2.35 Carat Red MOZAMBICAN Cushion Ruby CD

$21,546 USD

2.35 Carat Red MOZAMBIQUE Oval Ruby GRS
2.35 Carat Red MOZAMBIQUE Oval Ruby GRS
2.35 Carat Red MOZAMBIQUE Oval Ruby GRS
2.35 Carat Red MOZAMBIQUE Oval Ruby GRS

2.35 Carat Red MOZAMBIQUE Oval Ruby GRS

$24,540 USD

2.36 Carat Blue SRI LANKAN Round Sapphire
2.36 Carat Blue SRI LANKAN Round Sapphire
2.36 Carat Blue SRI LANKAN Round Sapphire
2.36 Carat Blue SRI LANKAN Round Sapphire

2.36 Carat Blue SRI LANKAN Round Sapphire

$12,868 USD

2.36 Carat Fancy Yellow Cushion Diamond IF GIA
2.36 Carat Fancy Yellow Cushion Diamond IF GIA
2.36 Carat Fancy Yellow Cushion Diamond IF GIA

2.36 Carat Fancy Yellow Cushion Diamond IF GIA

$16,620 USD

Sold
2.36 Carat Fancy Yellow Cushion Diamond SI2 GIA
2.36 Carat Fancy Yellow Cushion Diamond SI2 GIA
2.36 Carat Fancy Yellow Cushion Diamond SI2 GIA

2.36 Carat Fancy Yellow Cushion Diamond SI2 GIA

$15,204 USD

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