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Marquise|Lab Grown|IGI

2.50ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG784681758

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784681758

Diamond specifications and retailer prices

From $682 USD
As of November 1, 2026
Save $192 USD (22%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,698 USD at MOH London · As of October 25, 2026
View at MOH London

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG784681758 or 784681758. Listed at 6 retailers as of November 1, 2026, with a 28% 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
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784681758
Dimensions13.55 × 7.20 × 4.37 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.55 mm7.20 mm2.50 ctF / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784681758
Side View
Table 63.0%Crown 33.4°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 60.7%

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: Nov 1
Current: $1,698 USD|Low: $637 USD|High: $1,716 USD|Avg: $1,011 USD|+1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$682 USD
Retailer 2$759 USD
Retailer 3$793 USD
Retailer 6$874 USD
Retailer 5$1,403 USD
MOH London$1,698 USD

36 data points across 6 retailers

6 retailers$682 USD to $874 USD

B+
Cheapest Retailer
-
$682 USD
A
Retailer 2
-
$759 USD
£598 GBP
View
A
Retailer 3
-
$793 USD
View
A
Retailer 4
-
$874 USD
View
Retailer 5
-
$1,403 USD
View
Price last confirmed 15 days ago
Most Expensive
MOH London
LG784681758 · Oct 25
$1,698 USD
£1,337 GBP
View
Price last confirmed 8 days ago
5 more retailers have this diamond
Prices start from $682 USDSave up to $192 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.

A
2.50ct Marquise
$682 USD