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Cushion|Lab Grown|IGI

2.50ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG526272306

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526272306

Diamond specifications and retailer prices

From $2,930 USD
As of November 2, 2026
Save $2,555 USD (47%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,482 USD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 2.5ct lab-grown cushion diamond

This 2.5ct lab-grown cushion sits in the two to three carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526272306 or 526272306. Listed at 13 retailers as of November 2, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.50
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526272306
Dimensions8.46 × 7.10 × 4.75 mm
L/W Ratio1.19
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
8.46 mm7.10 mm2.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526272306
Side View
Table 63.0%Crown 33.2°Girdle: THK-VTKPavilion 31.5°Culet: NoneDepth 66.9%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $15,482 USD|Low: $2,930 USD|High: $15,536 USD|Avg: $9,127 USD|+1.9%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$2,930 USD
Retailer 9$5,793 USD
Retailer 7$6,001 USD
Retailer 3$7,621 USD
Retailer 2$7,676 USD
Retailer 8$9,273 USD
Retailer 6$12,277 USD
Retailer 4$14,622 USD
Cape Diamonds$15,482 USD

44 data points across 9 retailers

13 retailers$2,930 USD to $5,485 USD

B+
Cheapest Retailer
-
$2,930 USD
B
Retailer 2
-
$5,485 USD
View
Retailer 3
-
$5,793 USD
View
Price under review
Final sale: no returns
Retailer 4
-
$6,001 USD
View
Price under review
Retailer 5
-
$6,020 USD
View
Price under review
Retailer 6
-
$7,621 USD
£6,001 GBP
View
Price under review
Retailer 7
-
$7,676 USD
£6,044 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_526272306 · Oct 29
$15,482 USD
ZAR 250,110 ZAR
View
Price under review
7 more retailers have this diamond
Prices start from $2,930 USDSave up to $2,555 USD

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 Cushion
$2,930 USD