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Princess|Lab Grown|IGI

2.50ct G SI1 Princess Lab Grown Diamond

ID • G/SI1 • IGI LG508138498

Shape and cutting style on the report: Princess cut

Certificate IGI LG508138498

Diamond specifications and retailer prices

From $2,771 AUD
As of November 4, 2026
Save $11,401 AUD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $14,172 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 2.5ct lab-grown princess diamond

This 2.5ct lab-grown princess sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG508138498 or 508138498. Listed at 13 retailers as of November 4, 2026, with prices from $2,771 to $14,172, a $11,401 spread on the same certified stone. MOH London lists it at $14,172. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.50
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508138498
Dimensions7.48 × 7.25 × 5.33 mm
L/W Ratio1.03
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
7.48 mm7.25 mm2.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508138498
Side View
Table 74.0%Crown 39°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 73.5%

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: Nov 4
Current: $14,172 AUD|Low: $2,771 AUD|High: $14,401 AUD|Avg: $8,135 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$2,771 AUD
Retailer 7$5,720 AUD
Retailer 3$5,994 AUD
Retailer 8$6,634 AUD
Retailer 11$6,634 AUD
Retailer 10$8,290 AUD
Retailer 4$8,625 AUD
Retailer 6$8,798 AUD
Retailer 2$8,910 AUD
Retailer 9$10,275 AUD
MOH London$14,172 AUD

46 data points across 11 retailers

13 retailers$2,771 AUD to $14,172 AUD

B+
Cheapest Retailer
-
$2,771 AUD
B
Retailer 2
-
$5,720 AUD
View
B
Retailer 3
-
$5,994 AUD
View
B
Retailer 4
-
$6,404 AUD
View
Final sale: no returns
B
Retailer 5
-
$6,634 AUD
View
Retailer 6
-
$6,634 AUD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$6,714 AUD
View
B
Retailer 8
-
$8,290 AUD
View
B
Retailer 9
-
$8,625 AUD
View
B
Retailer 10
-
$8,798 AUD
View
B
Retailer 11
-
$8,910 AUD
View
B
Retailer 12
-
$10,275 AUD
View
Most Expensive
B
MOH London
LG508138498 · Nov 5
$14,172 AUD
£7,812 GBP
View
12 more retailers have this diamond
Prices start from $2,771 AUDSave up to $11,401 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+
2.50ct Princess
$2,771 AUD