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Princess|Lab Grown|IGI

2.51ct H VS1 Princess Lab Grown Diamond

ID • H/VS1 • IGI LG677579996

Shape and cutting style on the report: Princess cut

Certificate IGI LG677579996

Diamond specifications and retailer prices

From $772 AUD
$542 USD
As of October 30, 2026
Save $3,385 AUD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,157 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.51ct lab-grown princess diamond

This 2.51ct lab-grown princess sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677579996 or 677579996. Listed at 16 retailers as of October 30, 2026, with prices from $772 to $4,157, a $3,385 spread on the same certified stone. Brilliant Earth lists it at $4,157. 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677579996
Dimensions7.57 × 7.47 × 5.20 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.57 mm7.47 mm2.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677579996
Side View
Table 63.0%Crown 35.4°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 69.6%

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: $4,157 AUD|Low: $740 AUD|High: $4,470 AUD|Avg: $1,950 AUD|-7.0%
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
November 1, 2026
Retailer 13$772 AUD
Retailer 6$864 AUD
Retailer 4$957 AUD
Retailer 14$957 AUD
Retailer 8$1,092 AUD
Retailer 11$1,146 AUD
Retailer 7$1,323 AUD
Retailer 15$1,479 AUD
Retailer 9$2,125 AUD
Retailer 10$2,309 AUD
Retailer 12$2,470 AUD
Retailer 3$2,517 AUD
Retailer 5$2,777 AUD
Retailer 2$3,996 AUD
Brilliant Earth$4,157 AUD

43 data points across 15 retailers

16 retailers$772 AUD to $4,157 AUD

A
Cheapest Retailer
-
$772 AUD
$542 USD
A
Retailer 2
-
$864 AUD
$607 USD
View
Retailer 3
-
$957 AUD
$672 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$957 AUD
$672 USD
View
A
Retailer 5
-
$1,092 AUD
£604 GBP
View
A
Retailer 6
-
$1,146 AUD
$805 USD
View
A
Retailer 7
-
$1,323 AUD
$929 USD
View
B+
Retailer 8
-
$1,479 AUD
$1,039 USD
View
B+
Retailer 9
-
$2,004 AUD
HK$11,000 HKD
View
B+
Retailer 10
-
$2,125 AUD
View
B+
Retailer 11
-
$2,309 AUD
ZAR 26,208 ZAR
View
B+
Retailer 12
-
$2,470 AUD
$1,735 USD
View
B+
Retailer 13
-
$2,517 AUD
$1,768 USD
View
B+
Retailer 14
-
$2,777 AUD
£1,536 GBP
View
B
Retailer 15
-
$3,996 AUD
£2,210 GBP
View
Most Expensive
B
Brilliant Earth
17970465A · Oct 31
$4,157 AUD
$2,920 USD
View
15 more retailers have this diamond
Prices start from $772 AUDSave up to $3,385 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 Princess
$772 AUD