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Cushion|Lab Grown|IGI

2.51ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG526270990

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526270990

Diamond specifications and retailer prices

From $2,349 AUD
$1,650 USD
As of October 31, 2026
Save $15,471 AUD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $17,820 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 2.51ct lab-grown cushion diamond

This 2.51ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526270990 or 526270990. Listed at 9 retailers as of October 30, 2026, with prices from $2,349 to $17,820, a $15,471 spread on the same certified stone. Reve Diamonds lists it at $17,820. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526270990
Dimensions9.16 × 7.20 × 4.45 mm
L/W Ratio1.27
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
9.16 mm7.20 mm2.51 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526270990
Side View
Table 61.0%Crown 30.2°Girdle: STK-VTKPavilion 33.5°Culet: NoneDepth 61.8%

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 31
Current: $2,349 AUD|Low: $2,349 AUD|High: $24,381 AUD|Avg: $10,511 AUD|-44.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 30, 2026
Retailer 1$2,349 AUD
Retailer 8$6,204 AUD
Retailer 6$6,577 AUD
Retailer 4$6,813 AUD
Retailer 9$6,883 AUD
Retailer 10$7,582 AUD
Retailer 7$9,568 AUD
Retailer 5$10,546 AUD
Retailer 3$14,126 AUD
Reve Diamonds$17,820 AUD
Retailer 2$24,381 AUD

15 data points across 11 retailers

9 retailers$2,349 AUD to $17,820 AUD

A
Cheapest Retailer
-
$2,349 AUD
$1,650 USD
B
Retailer 2
-
$6,204 AUD
$4,358 USD
View
B
Retailer 3
-
$6,577 AUD
$4,620 USD
View
Final sale: no returns
Retailer 4
-
$6,813 AUD
$4,786 USD
View
Price last confirmed 15 days ago
B
Retailer 5
-
$6,883 AUD
$4,835 USD
View
B
Retailer 6
-
$9,568 AUD
£5,292 GBP
View
B
Retailer 7
-
$10,546 AUD
$7,408 USD
View
B
Retailer 8
-
$14,126 AUD
£7,813 GBP
View
Most Expensive
B
Reve Diamonds
D00468568 · Oct 30
$17,820 AUD
$12,517 USD
View
8 more retailers have this diamond
Prices start from $2,349 AUDSave up to $15,471 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 Cushion
$2,349 AUD