Marquise|Lab Grown|IGI

2.50ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG845668505

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845668505

Diamond specifications and retailer prices

From $485 USD
As of October 27, 2026
Save $4,095 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,580 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.5ct lab-grown marquise diamond

This 2.5ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845668505 or 845668505. Listed at 21 retailers as of October 27, 2026, with prices from $485 to $4,580, a $4,095 spread on the same certified stone. Brilliant Earth lists it at $4,580. 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
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845668505
Dimensions14.86 × 6.89 × 4.21 mm
L/W Ratio2.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.86 mm6.89 mm2.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845668505
Side View
Table 65.0%Crown 41.2°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,580 USD|Low: $485 USD|High: $4,580 USD|Avg: $1,298 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 6$485 USD
Retailer 15$535 USD
Retailer 13$540 USD
Retailer 14$549 USD
Retailer 11$608 USD
Retailer 4$740 USD
Retailer 5$876 USD
Retailer 2$933 USD
Retailer 8$951 USD
Retailer 16$994 USD
Retailer 9$1,308 USD
Retailer 18$1,329 USD
Retailer 20$1,450 USD
Retailer 12$1,599 USD
Retailer 10$1,622 USD
Retailer 17$1,896 USD
Retailer 19$1,953 USD
Retailer 3$1,966 USD
Retailer 21$2,094 USD
Retailer 7$2,521 USD
Brilliant Earth$4,580 USD

12 data points across 21 retailers

21 retailers$485 USD to $4,580 USD

A
Cheapest Retailer
-
$485 USD
A
Retailer 2
-
$535 USD
£421 GBP
View
A
Retailer 3
-
$540 USD
View
Final sale: no returns
A
Retailer 4
-
$549 USD
View
A
Retailer 5
-
$608 USD
View
A
Retailer 6
-
$740 USD
View
A
Retailer 7
-
$876 USD
€834 EUR
View
A
Retailer 8
-
$933 USD
View
A
Retailer 9
-
$951 USD
View
A
Retailer 10
-
$994 USD
£783 GBP
View
A
Retailer 11
-
$1,308 USD
View
B+
Retailer 12
-
$1,329 USD
A$2,045 AUD
View
B+
Retailer 13
-
$1,450 USD
ZAR 23,427 ZAR
View
B+
Retailer 14
-
$1,599 USD
View
B+
Retailer 15
-
$1,622 USD
View
B+
Retailer 16
-
$1,896 USD
SGD 2,562 SGD
View
B+
Retailer 17
-
$1,953 USD
View
B+
Retailer 18
-
$1,966 USD
View
B+
Retailer 19
-
$2,094 USD
View
B+
Retailer 20
-
$2,521 USD
£1,985 GBP
View
Most Expensive
B
Brilliant Earth
22292625A · Oct 30
$4,580 USD
View
20 more retailers have this diamond
Prices start from $485 USDSave up to $4,095 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
$485 USD