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
3.02 Carat I Emerald Diamond SI2 GIA
3.02 Carat I Emerald Diamond SI2 GIA
3.02 Carat I Emerald Diamond SI2 GIA

3.02 Carat I Emerald Diamond SI2 GIA

$39,934 USD

3.02 Carat J Cushion Diamond SI1 GIA
3.02 Carat J Cushion Diamond SI1 GIA
3.02 Carat J Cushion Diamond SI1 GIA

3.02 Carat J Cushion Diamond SI1 GIA

$45,400 USD

3.02 Carat Pink MADAGASCAR Cushion Sapphire CD
3.02 Carat Pink MADAGASCAR Cushion Sapphire CD
3.02 Carat Pink MADAGASCAR Cushion Sapphire CD
3.02 Carat Pink MADAGASCAR Cushion Sapphire CD

3.02 Carat Pink MADAGASCAR Cushion Sapphire CD

$13,388 USD

3.02 Carat Pink MADAGASCAR Oval Sapphire SSEF
3.02 Carat Pink MADAGASCAR Oval Sapphire SSEF
3.02 Carat Pink MADAGASCAR Oval Sapphire SSEF
3.02 Carat Pink MADAGASCAR Oval Sapphire SSEF

3.02 Carat Pink MADAGASCAR Oval Sapphire SSEF

$18,492 USD

3.02 Carat Red MOZAMBICAN Cushion Ruby AGL
3.02 Carat Red MOZAMBICAN Cushion Ruby AGL
3.02 Carat Red MOZAMBICAN Cushion Ruby AGL
3.02 Carat Red MOZAMBICAN Cushion Ruby AGL

3.02 Carat Red MOZAMBICAN Cushion Ruby AGL

$163,422 USD

3.02 Carat Red MOZAMBICAN Round Ruby
3.02 Carat Red MOZAMBICAN Round Ruby
3.02 Carat Red MOZAMBICAN Round Ruby
3.02 Carat Red MOZAMBICAN Round Ruby

3.02 Carat Red MOZAMBICAN Round Ruby

$18,824 USD

3.02 Carat Red MOZAMBIQUE Oval Ruby GRS
3.02 Carat Red MOZAMBIQUE Oval Ruby GRS
3.02 Carat Red MOZAMBIQUE Oval Ruby GRS
3.02 Carat Red MOZAMBIQUE Oval Ruby GRS

3.02 Carat Red MOZAMBIQUE Oval Ruby GRS

$40,870 USD

3.02 Carat Red THAI Cushion Ruby GIA
3.02 Carat Red THAI Cushion Ruby GIA
3.02 Carat Red THAI Cushion Ruby GIA
3.02 Carat Red THAI Cushion Ruby GIA

3.02 Carat Red THAI Cushion Ruby GIA

$28,850 USD

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

3.02 Carat U-V Cushion Diamond VS2 GIA

$18,317 USD

3.02 Carat U-V Oval Diamond VS2 GIA
3.02 Carat U-V Oval Diamond VS2 GIA
3.02 Carat U-V Oval Diamond VS2 GIA

3.02 Carat U-V Oval Diamond VS2 GIA

$14,928 USD

3.02 Carat W-X Cushion Diamond VS1 GIA
3.02 Carat W-X Cushion Diamond VS1 GIA
3.02 Carat W-X Cushion Diamond VS1 GIA

3.02 Carat W-X Cushion Diamond VS1 GIA

$14,566 USD

3.03 Carat Blue COLOMBIAN Round Emerald CD
3.03 Carat Blue COLOMBIAN Round Emerald CD
3.03 Carat Blue COLOMBIAN Round Emerald CD
3.03 Carat Blue COLOMBIAN Round Emerald CD
3.03 Carat Blue COLOMBIAN Round Emerald CD

3.03 Carat Blue COLOMBIAN Round Emerald CD

$10,675 USD

3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD

3.03 Carat Blue SRI LANKAN Cushion Sapphire CD

$15,553 USD

3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD
3.03 Carat Blue SRI LANKAN Cushion Sapphire CD

3.03 Carat Blue SRI LANKAN Cushion Sapphire CD

$15,250 USD

3.03 Carat Blue SRI LANKAN Heart Sapphire CD
3.03 Carat Blue SRI LANKAN Heart Sapphire CD
3.03 Carat Blue SRI LANKAN Heart Sapphire CD
3.03 Carat Blue SRI LANKAN Heart Sapphire CD

3.03 Carat Blue SRI LANKAN Heart Sapphire CD

$14,462 USD

3.03 Carat Blue SRI LANKAN Radiant Sapphire CD
3.03 Carat Blue SRI LANKAN Radiant Sapphire CD
3.03 Carat Blue SRI LANKAN Radiant Sapphire CD
3.03 Carat Blue SRI LANKAN Radiant Sapphire CD

3.03 Carat Blue SRI LANKAN Radiant Sapphire CD

$12,402 USD

3.03 Carat Fancy Brown Yellow Cushion Diamond SI2 GIA
3.03 Carat Fancy Brown Yellow Cushion Diamond SI2 GIA
3.03 Carat Fancy Brown Yellow Cushion Diamond SI2 GIA

3.03 Carat Fancy Brown Yellow Cushion Diamond SI2 GIA

$9,342 USD

3.03 Carat Fancy Brownish Yellow Pear Diamond SI1 GIA
3.03 Carat Fancy Brownish Yellow Pear Diamond SI1 GIA
3.03 Carat Fancy Brownish Yellow Pear Diamond SI1 GIA

3.03 Carat Fancy Brownish Yellow Pear Diamond SI1 GIA

$17,007 USD

3.03 Carat Fancy Light Pink Pear Diamond I1 GIA
3.03 Carat Fancy Light Pink Pear Diamond I1 GIA
3.03 Carat Fancy Light Pink Pear Diamond I1 GIA

3.03 Carat Fancy Light Pink Pear Diamond I1 GIA

$307,645 USD

3.03 Carat Fancy Light Yellow Cushion Diamond VS2 GIA
3.03 Carat Fancy Light Yellow Cushion Diamond VS2 GIA
3.03 Carat Fancy Light Yellow Cushion Diamond VS2 GIA

3.03 Carat Fancy Light Yellow Cushion Diamond VS2 GIA

$23,158 USD

Reserved

3.03 Carat Fancy Light Yellow Cushion Diamond VVS2 GIA
3.03 Carat Fancy Light Yellow Cushion Diamond VVS2 GIA
3.03 Carat Fancy Light Yellow Cushion Diamond VVS2 GIA

3.03 Carat Fancy Light Yellow Cushion Diamond VVS2 GIA

$19,189 USD

3.03 Carat Fancy Light Yellow Cushion Diamonds VS2
3.03 Carat Fancy Light Yellow Cushion Diamonds VS2
3.03 Carat Fancy Light Yellow Cushion Diamonds VS2

3.03 Carat Fancy Light Yellow Cushion Diamonds VS2

$12,917 USD

3.03 Carat Fancy Vivid Yellow Oval Diamond SI2 GIA
3.03 Carat Fancy Vivid Yellow Oval Diamond SI2 GIA
3.03 Carat Fancy Vivid Yellow Oval Diamond SI2 GIA

3.03 Carat Fancy Vivid Yellow Oval Diamond SI2 GIA

$72,214 USD

3.03 Carat Fancy Yellow Cushion Diamond VS2 GIA
3.03 Carat Fancy Yellow Cushion Diamond VS2 GIA
3.03 Carat Fancy Yellow Cushion Diamond VS2 GIA

3.03 Carat Fancy Yellow Cushion Diamond VS2 GIA

$17,371 USD

3.03 Carat Fancy Yellow HEART Diamond SI1 GIA
3.03 Carat Fancy Yellow HEART Diamond SI1 GIA
3.03 Carat Fancy Yellow HEART Diamond SI1 GIA

3.03 Carat Fancy Yellow HEART Diamond SI1 GIA

$28,734 USD

3.03 Carat Green COLOMBIAN Emerald Emerald GUBELIN
3.03 Carat Green COLOMBIAN Emerald Emerald GUBELIN
3.03 Carat Green COLOMBIAN Emerald Emerald GUBELIN
3.03 Carat Green COLOMBIAN Emerald Emerald GUBELIN

3.03 Carat Green COLOMBIAN Emerald Emerald GUBELIN

$223,866 USD