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Cushion|Natural|GIA

0.51ct D SI2 Cushion Natural Diamond

EX • D/SI2 • GIA 6532537610

Certificate GIA 6532537610

Diamond specifications and retailer prices

From $587 AUD
₹39,269 INR
As of October 30, 2026
Save $1,243 AUD (68%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,830 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter 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 6532537610. Listed at 8 retailers as of October 30, 2026, with prices from $587 to $1,830, a $1,243 spread on the same certified stone. MOH London lists it at $1,830. 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

0.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532537610
Dimensions4.59 × 4.36 × 3.01 mm
L/W Ratio1.05
Top View
4.59 mm4.36 mm0.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532537610
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,830 AUD|Low: $585 AUD|High: $1,893 AUD|Avg: $1,080 AUD|-2.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$587 AUD
Retailer 7$826 AUD
Retailer 6$979 AUD
Retailer 5$992 AUD
Retailer 2$1,001 AUD
Retailer 3$1,178 AUD
MOH London$1,830 AUD

44 data points across 7 retailers

8 retailers$587 AUD to $1,830 AUD

A
Cheapest Retailer
-
$587 AUD
₹39,269 INR
A
Retailer 2
-
$674 AUD
HK$3,700 HKD
View
A
Retailer 3
-
$826 AUD
SGD 784 SGD
View
B+
Retailer 4
-
$979 AUD
$688 USD
View
B+
Retailer 5
-
$992 AUD
£549 GBP
View
B+
Retailer 6
-
$1,001 AUD
£553 GBP
View
B+
Retailer 7
-
$1,178 AUD
€788 EUR
View
Most Expensive
B
MOH London
676A0D666 · Nov 1
$1,830 AUD
£1,012 GBP
View
7 more retailers have this diamond
Prices start from $587 AUDSave up to $1,243 AUD

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
0.51ct Cushion
$587 AUD