CaratHunter
Plans
Radiant|Lab Grown|IGI

0.51ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG831654239

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

Certificate IGI LG831654239

Diamond specifications and retailer prices

From $174 AUD
$122 USD
As of October 30, 2026
Save $1,452 AUD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,625 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831654239 or 831654239. Listed at 15 retailers as of October 29, 2026, with prices from $174 to $1,625, a $1,452 spread on the same certified stone. MOH London lists it at $1,625. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831654239
Dimensions5.58 × 3.97 × 2.67 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.58 mm3.97 mm0.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831654239
Side View
Table 68.0%Crown 43.4°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 67.3%

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: Oct 30
Current: $1,625 AUD|Low: $130 AUD|High: $1,676 AUD|Avg: $606 AUD|-3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 8$174 AUD
Retailer 13$263 AUD
Retailer 12$351 AUD
Retailer 10$387 AUD
Retailer 4$387 AUD
Retailer 11$467 AUD
Retailer 14$495 AUD
Retailer 7$498 AUD
Retailer 6$499 AUD
Retailer 2$565 AUD
Retailer 15$696 AUD
Retailer 9$703 AUD
Retailer 5$1,020 AUD
Retailer 3$1,235 AUD
MOH London$1,625 AUD

32 data points across 15 retailers

15 retailers$174 AUD to $1,625 AUD

A
Cheapest Retailer
-
$174 AUD
$122 USD
Final sale: no returns
A
Retailer 2
-
$263 AUD
$185 USD
View
A
Retailer 3
-
$351 AUD
ZAR 3,983 ZAR
View
A
Retailer 4
-
$387 AUD
£214 GBP
View
Retailer 5
-
$387 AUD
€259 EUR
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$467 AUD
£258 GBP
View
B+
Retailer 7
-
$495 AUD
View
Retailer 8
-
$498 AUD
$350 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$499 AUD
View
B+
Retailer 10
-
$565 AUD
$397 USD
View
B
Retailer 11
-
$696 AUD
$489 USD
View
B+
Retailer 12
-
$703 AUD
$493 USD
View
B
Retailer 13
-
$1,020 AUD
£564 GBP
View
B
Retailer 14
-
$1,235 AUD
SGD 1,172 SGD
View
Most Expensive
B
MOH London
LG831654239 · Oct 29
$1,625 AUD
£899 GBP
View
14 more retailers have this diamond
Prices start from $174 AUDSave up to $1,452 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
$174 AUD