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Oval|Lab Grown|IGI

2.51ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG604304820

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG604304820

Diamond specifications and retailer prices

From $450 AUD
$316 USD
As of October 29, 2026
Save $3,778 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,227 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.51ct lab-grown oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG604304820 or 604304820. Listed at 18 retailers as of October 29, 2026, with prices from $450 to $4,227, a $3,778 spread on the same certified stone. Brilliant Earth lists it at $4,227. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604304820
Dimensions10.96 × 7.69 × 4.80 mm
L/W Ratio1.43
Girdle conditionFaceted
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
10.96 mm7.69 mm2.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604304820
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.4%

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 29
Current: $4,227 AUD|Low: $411 AUD|High: $4,370 AUD|Avg: $1,378 AUD|-3.3%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 5$450 AUD
Retailer 13$522 AUD
Retailer 3$558 AUD
Retailer 18$558 AUD
Retailer 17$646 AUD
Retailer 12$883 AUD
Retailer 10$907 AUD
Retailer 16$982 AUD
Retailer 2$994 AUD
Retailer 6$1,089 AUD
Retailer 8$1,126 AUD
Retailer 14$1,635 AUD
Retailer 4$1,793 AUD
Retailer 9$1,858 AUD
Retailer 7$2,145 AUD
Retailer 11$2,247 AUD
Retailer 15$2,349 AUD
Brilliant Earth$4,227 AUD

41 data points across 18 retailers

18 retailers$450 AUD to $4,227 AUD

A
Cheapest Retailer
-
$450 AUD
$316 USD
A
Retailer 2
-
$522 AUD
$367 USD
View
A
Retailer 3
-
$558 AUD
$392 USD
View
A
Retailer 4
-
$558 AUD
$392 USD
View
Retailer 5
-
$646 AUD
£357 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
$883 AUD
$620 USD
View
B+
Retailer 7
-
$907 AUD
$637 USD
View
A
Retailer 8
-
$982 AUD
€657 EUR
View
A
Retailer 9
-
$994 AUD
£550 GBP
View
A
Retailer 10
-
$1,089 AUD
$765 USD
View
A
Retailer 11
-
$1,126 AUD
$791 USD
View
B+
Retailer 12
-
$1,635 AUD
$1,149 USD
View
B+
Retailer 13
-
$1,793 AUD
$1,260 USD
View
Retailer 14
-
$1,858 AUD
$1,305 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$2,145 AUD
$1,507 USD
View
B+
Retailer 16
-
$2,247 AUD
£1,243 GBP
View
B+
Retailer 17
-
$2,349 AUD
$1,650 USD
View
Most Expensive
B
Brilliant Earth
8752940A · Oct 29
$4,227 AUD
$2,970 USD
View
17 more retailers have this diamond
Prices start from $450 AUDSave up to $3,778 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
2.51ct Oval
$450 AUD