78 Carat D-F VS2-FL Heart Shape Diamond Necklace
The necklace features a matched suite of GIA-certified natural heart shape diamonds totaling 78.02 carats, spanning color grades D through F and clarity grades VS2 through Flawless (Rosenberg ref. 700825). Assembling a suite of heart shapes at this aggregate weight — all held within the colorless range — requires sourcing matched stones over an extended period; heart shapes above two carats with D–F color are rarely encountered in sufficient volume for suite work, making a collection of this scale structurally uncommon in the market.
GIA Color Grade: D–F Colorless Range
GIA grades white diamond color on a scale from D through Z, with D, E, and F constituting the colorless tier — the highest possible classification for a natural diamond. Stones in this range contain no detectable body color under standardized grading conditions, allowing transmitted and reflected light to pass without chromatic interference. Across a multi-stone suite, maintaining all diamonds within D–F ensures visual consistency face-up: no individual stone introduces a warm cast that would disrupt the uniformity of the finished piece.
Why Heart Shape at This Scale
Heart shape diamonds are cut from a modified brilliant facet pattern, delivering high light return comparable to round brilliants while presenting a symmetrical, lobed outline. The cut demands precise symmetry between the two lobes and a well-defined cleft — criteria that become increasingly difficult to meet as carat weight rises. For a suite application, consistent cleft depth and lobe proportion across every stone are prerequisites for visual cohesion; variation in outline disrupts the rhythm of the design more visibly than in round or oval formats.
Setting and Construction
Each diamond is individually set to preserve the full outline of the heart shape, with prong placement positioned to secure the stone without obscuring the lobe contour or the cleft. Platinum is the standard choice for a suite of this color grade — its naturally white surface introduces no reflected warmth that would counteract the D–F colorless characteristic of the stones. The overall construction is calibrated so that each heart shape lies at a consistent plane, ensuring the suite reads as a unified sequence rather than a collection of individual stones.
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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.