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Cushion|Natural|GIA

3.05ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 1435547710

Certificate GIA 1435547710

Diamond specifications and retailer prices

From $29,300 USD
As of November 6, 2026
Save $6,326 USD (18%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $35,626 USD at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 3.05ct natural cushion diamond

This 3.05ct natural cushion sits in the three to five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1435547710. Listed at 4 retailers as of November 5, 2026, with prices from $29,300 to $35,626, a $6,326 spread on the same certified stone. Blue Nile lists it at $35,626. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.05
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1435547710
Dimensions8.89 × 7.65 × 5.13 mm
L/W Ratio1.16
Top View
8.89 mm7.65 mm3.05 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1435547710
Side View
Table 66.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $35,626 USD|Low: $29,300 USD|High: $35,961 USD|Avg: $33,613 USD
Blue Nile
Retailer 2
Retailer 3
November 6, 2026
Retailer 2$29,300 USD
Retailer 3$35,250 USD
Blue Nile$35,626 USD

46 data points across 3 retailers

4 retailers$29,300 USD to $35,626 USD

A
Cheapest Retailer
-
$29,300 USD
A
Retailer 2
-
$31,053 USD
View
A
Retailer 3
-
$35,250 USD
View
Most Expensive
A
Blue Nile
14055783 · Nov 5
$35,626 USD
View
3 more retailers have this diamond
Prices start from $29,300 USDSave up to $6,326 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.05ct Cushion
$29,300 USD