Marquise|Lab Grown|IGI

2.05ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG846662449

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846662449

Diamond specifications and retailer prices

From $1,339 USD
£1,055 GBP
As of October 30, 2026
Save $4,341 USD (76%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,680 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.05ct lab-grown marquise diamond

This 2.05ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846662449 or 846662449. Listed at 10 retailers as of October 30, 2026, with prices from $1,339 to $5,680, a $4,341 spread on the same certified stone. Brilliant Earth lists it at $5,680. 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

2.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846662449
Dimensions12.53 × 6.64 × 4.27 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.53 mm6.64 mm2.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846662449
Side View
Table 61.0%Crown 36.4°Girdle: Slightly ThickPavilion 40.4°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: $5,680 USD|Low: $1,339 USD|High: $6,061 USD|Avg: $3,083 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 5$1,339 USD
Retailer 10$1,405 USD
Retailer 3$1,969 USD
Retailer 8$2,106 USD
Retailer 2$2,535 USD
Retailer 9$2,654 USD
Retailer 4$3,795 USD
Retailer 7$4,279 USD
Retailer 6$4,969 USD
Brilliant Earth$5,680 USD

14 data points across 10 retailers

10 retailers$1,339 USD to $5,680 USD

A+
Cheapest Retailer
-
$1,339 USD
£1,055 GBP
A
Retailer 2
-
$1,405 USD
View
A
Retailer 3
-
$1,969 USD
View
A
Retailer 4
-
$2,106 USD
View
A
Retailer 5
-
$2,535 USD
View
A
Retailer 6
-
$2,654 USD
€2,528 EUR
View
B+
Retailer 7
-
$3,795 USD
View
B+
Retailer 8
-
$4,279 USD
£3,369 GBP
View
B+
Retailer 9
-
$4,969 USD
View
Most Expensive
B
Brilliant Earth
22158385A · Oct 30
$5,680 USD
View
9 more retailers have this diamond
Prices start from $1,339 USDSave up to $4,341 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+
2.05ct Marquise
$1,339 USD