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Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818654469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654469

Diamond specifications and retailer prices

From €688 EUR
$769 USD
As of October 30, 2026
Save €5,416 EUR (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €6,105 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct 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 LG818654469 or 818654469. Listed at 13 retailers as of October 30, 2026, with prices from €688 to €6,105, a €5,416 spread on the same certified stone. Do Amore Diamonds lists it at €6,105. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654469
Dimensions12.26 × 6.46 × 3.95 mm
L/W Ratio1.90
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
12.26 mm6.46 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654469
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 61.1%

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: €6,105 EUR|Low: €688 EUR|High: €8,136 EUR|Avg: €2,644 EUR|-25.0%
Do Amore Diamonds
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
October 30, 2026
Retailer 9€688 EUR
Retailer 13€748 EUR
Retailer 3€994 EUR
Retailer 4€1,132 EUR
Retailer 10€1,291 EUR
Retailer 7€1,485 EUR
Retailer 5€1,680 EUR
Retailer 11€1,898 EUR
Retailer 12€2,477 EUR
Retailer 14€2,811 EUR
Retailer 2€3,294 EUR
Retailer 8€3,319 EUR
Retailer 6€3,640 EUR
Do Amore Diamonds€6,105 EUR

32 data points across 14 retailers

13 retailers€688 EUR to €6,105 EUR

A
Cheapest Retailer
-
€688 EUR
$769 USD
A
Retailer 2
-
€748 EUR
$836 USD
View
A
Retailer 3
-
€994 EUR
$1,110 USD
View
A
Retailer 4
-
€1,132 EUR
$1,265 USD
View
A
Retailer 5
-
€1,291 EUR
$1,442 USD
View
A
Retailer 6
-
€1,485 EUR
View
A
Retailer 7
-
€1,680 EUR
A$2,888 AUD
View
B+
Retailer 8
-
€1,898 EUR
$2,120 USD
View
B+
Retailer 9
-
€2,477 EUR
$2,767 USD
View
B+
Retailer 10
-
€2,811 EUR
$3,140 USD
View
B+
Retailer 11
-
€3,294 EUR
$3,680 USD
View
B+
Retailer 12
-
€3,319 EUR
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3679B3E51 · Oct 30
€6,105 EUR
$6,820 USD
View
12 more retailers have this diamond
Prices start from €688 EURSave up to €5,416 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
1.83ct Marquise
€688 EUR