20 Carat Fancy Deep Yellow VS2 Emerald Cut Diamond Ring
The center stone is a 20-carat Fancy Deep Yellow VS2 Emerald cut natural diamond, GIA certified (Rosenberg ref. 700820). Twenty-carat Emerald cut fancy color diamonds occupy one of the most structurally limited categories in the natural diamond market — at this weight and grade, supply is constrained regardless of demand cycles, and examples grading Fancy Deep Yellow are encountered only at the highest tier of colored stone collecting.
GIA Color Grade: Fancy Deep Yellow
GIA grades natural yellow diamonds on a scale from Faint through Fancy Vivid, with Fancy Deep designating stones that combine high saturation with elevated tone — a classification distinct from Fancy Intense or Fancy Vivid. Fancy Deep Yellow is produced entirely through body color, resulting in a richly darkened yellow that reads with greater depth face-up than lighter grades on the same scale. VS2 clarity places the diamond in the very-slightly-included range: inclusions are not detectable by the unaided eye and have no effect on light performance at this carat weight.
Why Emerald Cut for Deep Color
Emerald cut diamonds feature broad, open step-cut facets arranged in a rectangular table pattern — a geometry that emphasizes body color rather than dispersing it through a brilliant facet pattern. For a Fancy Deep yellow stone, the wide table and parallel rows of facets allow tonal depth to read consistently face-up, reinforcing the grade distinction that drives value. Where brilliant-cut arrangements fragment and scatter color, the Emerald cut concentrates and sustains it.
Three-Stone Platinum Setting
Two step-cut side diamonds flank the center stone, providing a linear, low-contrast frame that maintains visual weight without generating competing brilliance. The mount is handmade in platinum — the standard metal for investment-grade fancy color settings due to its 95% purity, structural density, and resistance to prong wear over decades of use. Platinum’s neutral tone also preserves the precise color appearance of the center stone without the warmth introduced by yellow or rose gold reflections.
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Care
Preserve the brilliance of your diamond through proper care. We recommend professional cleaning annually and safe storage in a jewelry box or pouch. Avoid exposure to harsh chemicals and extreme temperatures. Learn more about our complete care guide for detailed maintenance and storage best practices.
Warranty
Every Rosenberg piece comes with a warranty covering craftsmanship and authenticity. Our warranty protects against manufacturing defects and ensures your diamond’s certified quality. For warranty details, claims, or to register your purchase, contact our specialists.
Delivery
Your diamond is shipped via insured, tracked delivery with full insurance coverage included. Packages are carefully packaged in premium materials and require a signature upon delivery. Review our shipping and delivery policy for complete details about timelines and handling.