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Marquise|Lab Grown|IGI

1.81ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG844627240

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844627240

Diamond specifications and retailer prices

From €651 EUR
$727 USD
As of November 1, 2026
Save €4,084 EUR (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,735 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.81ct lab-grown marquise diamond

This 1.81ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844627240 or 844627240. Listed at 18 retailers as of November 1, 2026, with prices from €651 to €4,735, a €4,084 spread on the same certified stone. Brilliant Earth lists it at €4,735. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844627240
Dimensions13.22 × 6.02 × 3.81 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.22 mm6.02 mm1.81 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844627240
Side View
Table 63.0%Crown 41.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 63.3%

Caratlytics Score

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A+
Exceptional
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: €4,735 EUR|Low: €651 EUR|High: €4,735 EUR|Avg: €1,703 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 3€651 EUR
Retailer 11€762 EUR
Retailer 13€832 EUR
Retailer 2€967 EUR
Retailer 9€1,062 EUR
Retailer 12€1,069 EUR
Retailer 10€1,259 EUR
Retailer 15€1,358 EUR
Retailer 5€1,679 EUR
Retailer 6€1,730 EUR
Retailer 8€2,128 EUR
Retailer 16€2,300 EUR
Retailer 17€2,327 EUR
Retailer 14€2,395 EUR
Retailer 4€2,795 EUR
Retailer 7€2,881 EUR
Retailer 18€4,154 EUR
Brilliant Earth€4,735 EUR

14 data points across 18 retailers

18 retailers€651 EUR to €4,735 EUR

A+
Cheapest Retailer
-
€651 EUR
$727 USD
Final sale: no returns
A
Retailer 2
-
€762 EUR
£671 GBP
View
A
Retailer 3
-
€832 EUR
$930 USD
View
A
Retailer 4
-
€967 EUR
$1,080 USD
View
A
Retailer 5
-
€1,062 EUR
View
A
Retailer 6
-
€1,069 EUR
£940 GBP
View
Retailer 7
-
€1,259 EUR
ZAR 22,725 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
€1,358 EUR
$1,517 USD
View
A
Retailer 9
-
€1,679 EUR
A$2,886 AUD
View
A
Retailer 10
-
€1,730 EUR
$1,933 USD
View
B+
Retailer 11
-
€2,128 EUR
£1,872 GBP
View
B+
Retailer 12
-
€2,300 EUR
$2,570 USD
View
B+
Retailer 13
-
€2,327 EUR
$2,600 USD
View
B+
Retailer 14
-
€2,395 EUR
$2,676 USD
View
B+
Retailer 15
-
€2,795 EUR
SGD 4,220 SGD
View
B+
Retailer 16
-
€2,881 EUR
£2,534 GBP
View
B
Retailer 17
-
€4,154 EUR
A$7,139 AUD
View
Most Expensive
B
Brilliant Earth
22272552A · Nov 1
€4,735 EUR
$5,290 USD
View
17 more retailers have this diamond
Prices start from €651 EURSave up to €4,084 EUR

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+
1.81ct Marquise
€651 EUR