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Marquise|Lab Grown|IGI

1.81ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG799671726

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799671726

Diamond specifications and retailer prices

From €1,292 EUR
$1,443 USD
As of October 30, 2026
Save €2,920 EUR (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,211 EUR at With Clarity · As of October 31, 2026
View at With Clarity

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799671726 or 799671726. Listed at 12 retailers as of October 30, 2026, with prices from €1,292 to €4,211, a €2,920 spread on the same certified stone. With Clarity lists it at €4,211. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799671726
Dimensions12.61 × 6.41 × 3.97 mm
L/W Ratio1.97
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
12.61 mm6.41 mm1.81 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799671726
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

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: Oct 30
Current: €1,598 EUR|Low: €1,292 EUR|High: €4,860 EUR|Avg: €2,576 EUR|-14.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 8€1,292 EUR
Retailer 2€1,352 EUR
Retailer 10€1,493 EUR
Retailer 1€1,598 EUR
Retailer 11€1,665 EUR
Retailer 5€1,775 EUR
Retailer 6€1,890 EUR
Retailer 9€2,851 EUR
Retailer 4€3,294 EUR
Retailer 7€3,763 EUR
Retailer 3€3,854 EUR
With Clarity€4,211 EUR

43 data points across 12 retailers

12 retailers€1,292 EUR to €4,211 EUR

A
Cheapest Retailer
-
€1,292 EUR
$1,443 USD
A
Retailer 2
-
€1,352 EUR
HK$11,800 HKD
View
A
Retailer 3
-
€1,493 EUR
$1,668 USD
View
A
Retailer 4
-
€1,598 EUR
£1,406 GBP
View
A
Retailer 5
-
€1,665 EUR
$1,860 USD
View
A
Retailer 6
-
€1,775 EUR
View
B+
Retailer 7
-
€1,890 EUR
A$3,248 AUD
View
Retailer 8
-
€2,851 EUR
$3,186 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
€3,294 EUR
$3,680 USD
View
B
Retailer 10
-
€3,763 EUR
£3,310 GBP
View
B
Retailer 11
-
€3,854 EUR
$4,306 USD
View
Most Expensive
B
With Clarity
799671726 · Oct 31
€4,211 EUR
$4,705 USD
View
11 more retailers have this diamond
Prices start from €1,292 EURSave up to €2,920 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
€1,292 EUR