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Marquise|Lab Grown|IGI

2.50ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG797688720

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797688720

Diamond specifications and retailer prices

From $1,285 USD
CA$1,785 CAD
As of October 30, 2026
Save $415 USD (24%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,700 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797688720 or 797688720. Listed at 2 retailers as of October 30, 2026, with prices from $1,285 to $1,700, a $415 spread on the same certified stone. The Diamond Guys lists it at $1,700. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797688720
Dimensions13.60 × 7.05 × 4.56 mm
L/W Ratio1.93
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.60 mm7.05 mm2.50 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797688720
Side View
Table 58.0%Crown 35.9°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 64.7%

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: Oct 30
Current: $2,019 USD|Low: $535 USD|High: $2,810 USD|Avg: $1,440 USD|-11.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
The Diamond Guys
August 3, 2026
Retailer 10$535 USD
Retailer 6$801 USD
Retailer 2$822 USD
Retailer 4$853 USD
Retailer 7$935 USD
Retailer 12$1,059 USD
Retailer 8$1,285 USD
Retailer 11$1,499 USD
Retailer 3$1,619 USD
The Diamond Guys$1,700 USD
Retailer 1$2,019 USD
Retailer 5$2,500 USD
Retailer 9$2,700 USD

25 data points across 13 retailers

2 retailers$1,285 USD to $1,700 USD

B+
Cheapest Retailer
-
$1,285 USD
CA$1,785 CAD
Most Expensive
B
The Diamond Guys
1958036884 · Oct 30
$1,700 USD
View
1 more retailer has this diamond
Prices start from $1,285 USDSave up to $415 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 Marquise
$1,285 USD