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Princess|Lab Grown|IGI

0.51ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG512204028

Shape and cutting style on the report: Princess cut

Certificate IGI LG512204028

Diamond specifications and retailer prices

From $441 AUD
$310 USD
As of October 31, 2026
Save $730 AUD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,529 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown princess diamond

This 0.51ct lab-grown princess sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512204028 or 512204028. Listed at 13 retailers as of October 28, 2026, with a 165% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512204028
Dimensions4.32 × 4.23 × 3.15 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
4.32 mm4.23 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512204028
Side View
Table 68.0%Crown 41.1°Girdle: Slightly ThickPavilion 38.5°Culet: NoneDepth 74.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,529 AUD|Low: $441 AUD|High: $2,560 AUD|Avg: $1,115 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6$441 AUD
Retailer 9$522 AUD
Retailer 4$605 AUD
Retailer 3$648 AUD
Retailer 10$648 AUD
Retailer 11$1,034 AUD
Retailer 5$1,157 AUD
Retailer 2$1,168 AUD
Retailer 7$1,171 AUD
Retailer 8$1,899 AUD
Retailer 12$2,081 AUD
MOH London$2,529 AUD

43 data points across 12 retailers

13 retailers$441 AUD to $1,171 AUD

B+
Cheapest Retailer
-
$441 AUD
$310 USD
B+
Retailer 2
-
$522 AUD
$367 USD
View
B
Retailer 3
-
$605 AUD
$425 USD
View
Retailer 4
-
$648 AUD
$455 USD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$648 AUD
$455 USD
View
B
Retailer 6
-
$1,034 AUD
$726 USD
View
B
Retailer 7
-
$1,157 AUD
€774 EUR
View
B
Retailer 8
-
$1,168 AUD
£646 GBP
View
B
Retailer 9
-
$1,171 AUD
ZAR 13,289 ZAR
View
Retailer 10
-
$1,899 AUD
$1,334 USD
View
Price under review
Retailer 11
-
$2,081 AUD
$1,462 USD
View
Price under review
Retailer 12
-
$2,517 AUD
£1,392 GBP
View
Price under review
Most Expensive
MOH London
LG512204028 · Nov 1
$2,529 AUD
£1,399 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $441 AUDSave up to $730 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.

B+
0.51ct Princess
$441 AUD