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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 HK$229,636 HKD
As of November 6, 2026
Save HK$49,579 HKD (18%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$279,215 HKD 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 HK$229,636 to HK$279,215, a HK$49,579 spread on the same certified stone. Blue Nile lists it at HK$279,215. 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
Colour
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: HK$279,215 HKD|Low: HK$229,636 HKD|High: HK$281,841 HKD|Avg: HK$263,435 HKD
Blue Nile
Retailer 2
Retailer 3
November 6, 2026
Retailer 2HK$229,636 HKD
Retailer 3HK$276,268 HKD
Blue NileHK$279,215 HKD

46 data points across 3 retailers

4 retailersHK$229,636 HKD to HK$279,215 HKD

A
Cheapest Retailer
-
HK$229,636 HKD
A
Retailer 2
-
HK$243,375 HKD
View
A
Retailer 3
-
HK$276,268 HKD
View
Most Expensive
A
Blue Nile
14055783 · Nov 5
HK$279,215 HKD
$35,626 USD
View
3 more retailers have this diamond
Prices start from HK$229,636 HKDSave up to HK$49,579 HKD

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
HK$229,636 HKD