1 Carat Fancy Light Yellow Green SI1 Radiant Cut Diamond Ring
The center stone is a 1.24-carat Fancy Light Yellow Green SI1 Radiant cut natural diamond, GIA certified (Rosenberg ref. 6195). Yellow-green fancy color diamonds with a measurable green modifier are rarely encountered at any commercial scale — natural green coloration in diamonds results from exposure to radiation during geological formation, a condition that produces structurally limited supply regardless of demand cycles. At this carat weight, the combination of a green modifier with Fancy Light saturation represents a distinctive position within the fancy color market.
GIA Color Grade: Fancy Light Yellow Green
GIA grades fancy color diamonds on a saturation scale from Faint through Fancy Vivid, with secondary hue modifiers identified separately when they contribute meaningfully to face-up appearance. Fancy Light Yellow Green designates a stone where yellow is the dominant hue and green is a detectable, consistent modifier, with saturation placing the diamond in the Fancy Light tier — visible and stable color face-up, without the depth of Fancy or Fancy Intense grades. SI1 clarity indicates inclusions are detectable under 10× magnification but are not visible to the unaided eye and have no effect on light performance at this carat weight.
Why Radiant Cut for Fancy Color Diamonds
The Radiant cut combines a rectangular outline with a modified brilliant facet arrangement — a structure that intensifies perceived color saturation relative to step cuts while delivering higher light return than emerald or Asscher formats. For a Fancy Light Yellow Green diamond, the Radiant’s deep pavilion and dense facet pattern concentrate color face-up, compensating for the grade’s moderate saturation and maximizing the visibility of the green modifier under varying light conditions.
Platinum Micropavé Solitaire Construction
The center stone is set in a handmade platinum mounting with micropavé detail running along the shank — small round diamonds set in individually drilled seats that contribute brilliance to the band without generating competing color. Platinum is the standard metal for fancy color diamond settings due to its 95% purity, structural density, and neutral white tone, which preserves face-up color accuracy without the warm reflections introduced by yellow or rose gold alloys.
Speak with an AdvisorExplore the Collection
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.