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
2.00 Carat Fancy Brown Pink Pear Diamond VS2 GIA
2.00 Carat Fancy Brown Pink Pear Diamond VS2 GIA
2.00 Carat Fancy Brown Pink Pear Diamond VS2 GIA
2.00 Carat Fancy Brown Pink Pear Diamond VS2 GIA

2.00 Carat Fancy Brown Pink Pear Diamond VS2 GIA

$70,100 USD

2.00 Carat Fancy Brownish Yellow HEART Diamond VS1 GIA
2.00 Carat Fancy Brownish Yellow HEART Diamond VS1 GIA
2.00 Carat Fancy Brownish Yellow HEART Diamond VS1 GIA

2.00 Carat Fancy Brownish Yellow HEART Diamond VS1 GIA

$7,880 USD

2.00 Carat Fancy Dark Gray Asscher Diamond SI2 GIA
2.00 Carat Fancy Dark Gray Asscher Diamond SI2 GIA
2.00 Carat Fancy Dark Gray Asscher Diamond SI2 GIA

2.00 Carat Fancy Dark Gray Asscher Diamond SI2 GIA

$22,700 USD

2.00 Carat Fancy Intense Yellow Cushion Diamond VS2 GIA
2.00 Carat Fancy Intense Yellow Cushion Diamond VS2 GIA
2.00 Carat Fancy Intense Yellow Cushion Diamond VS2 GIA

2.00 Carat Fancy Intense Yellow Cushion Diamond VS2 GIA

$30,520 USD

2.00 Carat Fancy Intense Yellow Pear Diamond SI2 GIA
2.00 Carat Fancy Intense Yellow Pear Diamond SI2 GIA
2.00 Carat Fancy Intense Yellow Pear Diamond SI2 GIA

2.00 Carat Fancy Intense Yellow Pear Diamond SI2 GIA

$19,900 USD

2.00 Carat Fancy Intense Yellow Pear Diamond VS1 GIA
2.00 Carat Fancy Intense Yellow Pear Diamond VS1 GIA
2.00 Carat Fancy Intense Yellow Pear Diamond VS1 GIA

2.00 Carat Fancy Intense Yellow Pear Diamond VS1 GIA

$25,020 USD

2.00 Carat Fancy Light Yellow Pear Diamonds SI1
2.00 Carat Fancy Light Yellow Pear Diamonds SI1
2.00 Carat Fancy Light Yellow Pear Diamonds SI1

2.00 Carat Fancy Light Yellow Pear Diamonds SI1

$8,100 USD

2.00 Carat Fancy Yellow Cushion Diamond VS1 GIA
2.00 Carat Fancy Yellow Cushion Diamond VS1 GIA
2.00 Carat Fancy Yellow Cushion Diamond VS1 GIA

2.00 Carat Fancy Yellow Cushion Diamond VS1 GIA

$23,640 USD

2.00 Carat Fancy Yellow Cushion Diamond VS2 GIA
2.00 Carat Fancy Yellow Cushion Diamond VS2 GIA
2.00 Carat Fancy Yellow Cushion Diamond VS2 GIA

2.00 Carat Fancy Yellow Cushion Diamond VS2 GIA

$14,100 USD

2.00 Carat Green COLOMBIAN Cabochon Emerald GRS
2.00 Carat Green COLOMBIAN Cabochon Emerald GRS
2.00 Carat Green COLOMBIAN Cabochon Emerald GRS
2.00 Carat Green COLOMBIAN Cabochon Emerald GRS

2.00 Carat Green COLOMBIAN Cabochon Emerald GRS

$3,480 USD

2.00 Carat Green COLOMBIAN Oval Emerald
2.00 Carat Green COLOMBIAN Oval Emerald
2.00 Carat Green COLOMBIAN Oval Emerald
2.00 Carat Green COLOMBIAN Oval Emerald

2.00 Carat Green COLOMBIAN Oval Emerald

$5,900 USD

2.00 Carat I Heart Diamonds SI2
2.00 Carat I Heart Diamonds SI2
2.00 Carat I Heart Diamonds SI2

2.00 Carat I Heart Diamonds SI2

$8,500 USD

2 Carat Natural Black Round Diamond GIA
2 Carat Natural Black Round Diamond GIA
2 Carat Natural Black Round Diamond GIA

2.00 Carat Natural Black Round Diamond GIA

$3,996 USD

2.00 Carat Red BURMESE Oval Ruby GRS
2.00 Carat Red BURMESE Oval Ruby GRS
2.00 Carat Red BURMESE Oval Ruby GRS
2.00 Carat Red BURMESE Oval Ruby GRS

2.00 Carat Red BURMESE Oval Ruby GRS

$4,500 USD

2.00 Carat Red MOZAMBIQUE Oval Ruby GRS
2.00 Carat Red MOZAMBIQUE Oval Ruby GRS
2.00 Carat Red MOZAMBIQUE Oval Ruby GRS
2.00 Carat Red MOZAMBIQUE Oval Ruby GRS

2.00 Carat Red MOZAMBIQUE Oval Ruby GRS

$23,900 USD

2.00 Carat Y-Z Princess Diamond SI1 GIA
2.00 Carat Y-Z Princess Diamond SI1 GIA
2.00 Carat Y-Z Princess Diamond SI1 GIA

2.00 Carat Y-Z Princess Diamond SI1 GIA

$10,916 USD

2 Carat Black Round Diamond
2 Carat Black Round Diamond
2 Carat Black Round Diamond
2 Carat Black Round Diamond

2.00cts Natural Black Round Diamond GIA

$4,352 USD

2.01 Carat Blue Cushion Sapphire
2.01 Carat Blue Cushion Sapphire
2.01 Carat Blue Cushion Sapphire
2.01 Carat Blue Cushion Sapphire

2.01 Carat Blue Cushion Sapphire

$6,331 USD

2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire

2.01 Carat Blue SRI LANKAN Cushion Sapphire

$7,738 USD

2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire
2.01 Carat Blue SRI LANKAN Cushion Sapphire

2.01 Carat Blue SRI LANKAN Cushion Sapphire

$5,929 USD

2.01 Carat Blue SRI LANKAN Pear Sapphire CD
2.01 Carat Blue SRI LANKAN Pear Sapphire CD
2.01 Carat Blue SRI LANKAN Pear Sapphire CD
2.01 Carat Blue SRI LANKAN Pear Sapphire CD

2.01 Carat Blue SRI LANKAN Pear Sapphire CD

$20,200 USD

2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire

2.01 Carat Blue SRI LANKAN Round Sapphire

$8,261 USD

2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire
2.01 Carat Blue SRI LANKAN Round Sapphire

2.01 Carat Blue SRI LANKAN Round Sapphire

$4,703 USD

2.01 Carat Chameleon Pear Diamond I1 GIA
2.01 Carat Chameleon Pear Diamond I1 GIA
2.01 Carat Chameleon Pear Diamond I1 GIA

2.01 Carat Chameleon Pear Diamond I1 GIA

$17,085 USD

2.01 Carat Chameleon Pear Diamond SI1 GIA
2.01 Carat Chameleon Pear Diamond SI1 GIA
2.01 Carat Chameleon Pear Diamond SI1 GIA

2.01 Carat Chameleon Pear Diamond SI1 GIA

$12,562 USD

2.01 Carat D Pear Diamond VS2 GIA
2.01 Carat D Pear Diamond VS2 GIA
2.01 Carat D Pear Diamond VS2 GIA

2.01 Carat D Pear Diamond VS2 GIA

$35,778 USD

2.01 Carat E Emerald Diamond SI1 GIA
2.01 Carat E Emerald Diamond SI1 GIA
2.01 Carat E Emerald Diamond SI1 GIA

2.01 Carat E Emerald Diamond SI1 GIA

$27,959 USD

2.01 Carat E Trapezoid Diamonds (VS)
2.01 Carat E Trapezoid Diamonds (VS)

2.01 Carat E Trapezoid Diamonds (VS)

$9,099 USD

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