General

General

One in 10,000??

    The issue of Fancy Color Diamonds’ rarity has never really preoccupied the geological community. This may be because the industry relies on rough numbers, so it may not be necessary to chase down these elusive figures. Hypothetically speaking, to come up with a rarity estimate of fancy color rough diamonds, a ###truncate### centralized […]
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Pre-Auction Analysis: March 8th, 2023, Sotheby’s NY

Pre-Auction Analysis: March 8th, 2023, Sotheby’s New York, Important Jewels Our Sotheby’s New York Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. The […]
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Pre-Auction Analysis: February 3, 2023, Sotheby’s HK

Pre-Auction Analysis: February 3, 2023, Sotheby’s Hong Kong, Important Jewels   Our Sotheby’s Important Jewels Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. […]
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Pre-Auction Analysis: December 7th, 2022, Sotheby’s NY

Pre-Auction Analysis: December 7th, 2022, Sotheby’s New York, Magnificent Jewels Our Sotheby’s New York Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. The […]
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Pre-Auction Analysis: December 6th, 2022, Christie’s NY

Pre-Auction Analysis: December 6th, 2022, Christie’s New York, Magnificent Jewels Our Christie’s New York Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. The […]
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Pre-Auction Analysis: November 28th, 2022, Christie’s HK

Our Christie’s Hong Kong Pre-Auction Analysis focuses on elements that are not always visible to the untrained eye. We discuss characteristics such as Inner-Grade, Color Dispersion, and Undertone – collectively termed IDU. Professionals use the IDU method intuitively when analyzing a Fancy Color Diamond. The acronym we use makes these elements easier to remember.  Members […]
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