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Radiant|Natural|IGI

0.51ct I VS2 Radiant Natural Diamond

VG • I/VS2 • IGI 763645520

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 763645520

Diamond specifications and retailer prices

From $378 AUD
₹25,260 INR
As of November 1, 2026
Save $1,549 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,926 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 763645520. Listed at 14 retailers as of October 30, 2026, with prices from $378 to $1,926, a $1,549 spread on the same certified stone. NZ Jewellers lists it at $1,926. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle31.5°
OriginNatural
Grading LabIGI
CertificateIGI 763645520
Dimensions5.30 × 3.96 × 2.67 mm
L/W Ratio1.34
Culet sizePointed
Top View
5.30 mm3.96 mm0.51 ctI / VS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 763645520
Side View
Table 64.0%Crown 39.5°Girdle: STK-THKPavilion 31.5°Culet: NoneDepth 67.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $378 AUD|Low: $377 AUD|High: $1,173 AUD|Avg: $719 AUD|-2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 1$378 AUD
Retailer 8$541 AUD
Retailer 2$583 AUD
Retailer 4$619 AUD
Retailer 3$669 AUD
Retailer 6$775 AUD
Retailer 5$928 AUD
Retailer 7$1,166 AUD

26 data points across 8 retailers

14 retailers$378 AUD to $1,926 AUD

A
Cheapest Retailer
-
$378 AUD
₹25,260 INR
A
Retailer 2
-
$503 AUD
$353 USD
View
A
Retailer 3
-
$541 AUD
$380 USD
View
A
Retailer 4
-
$561 AUD
$394 USD
View
A
Retailer 5
-
$583 AUD
£323 GBP
View
A
Retailer 6
-
$619 AUD
$435 USD
View
B+
Retailer 7
-
$669 AUD
£370 GBP
View
B+
Retailer 8
-
$676 AUD
$475 USD
View
B+
Retailer 9
-
$688 AUD
$484 USD
View
A
Retailer 10
-
$775 AUD
ZAR 8,798 ZAR
View
B+
Retailer 11
-
$928 AUD
€621 EUR
View
B+
Retailer 12
-
$1,106 AUD
£612 GBP
View
B+
Retailer 13
-
$1,166 AUD
£645 GBP
View
Most Expensive
B
NZ Jewellers
549b59aa-a362-4dd0-8788-8927406a01c6 · Oct 30
$1,926 AUD
$1,353 USD
View
13 more retailers have this diamond
Prices start from $378 AUDSave up to $1,549 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 Radiant
$378 AUD