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Marquise|Lab Grown|IGI

1.73ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG668472310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG668472310

Diamond specifications and retailer prices

From €764 EUR
$853 USD
As of October 30, 2026
Save €6,021 EUR (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €6,785 EUR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668472310 or 668472310. Listed at 24 retailers as of October 29, 2026, with prices from €764 to €6,785, a €6,021 spread on the same certified stone. Do Amore Diamonds lists it at €6,785. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668472310
Dimensions12.36 × 6.22 × 3.92 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.36 mm6.22 mm1.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668472310
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.0%

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: €6,785 EUR|Low: €733 EUR|High: €6,785 EUR|Avg: €2,269 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6€764 EUR
Retailer 5€831 EUR
Retailer 4€886 EUR
Retailer 18€886 EUR
Retailer 14€1,020 EUR
Retailer 2€1,080 EUR
Retailer 11€1,507 EUR
Retailer 13€1,798 EUR
Retailer 17€1,938 EUR
Retailer 3€2,037 EUR
Retailer 15€2,433 EUR
Retailer 7€2,750 EUR
Retailer 10€2,771 EUR
Retailer 8€2,797 EUR
Retailer 9€2,908 EUR
Retailer 16€3,187 EUR
Retailer 12€3,334 EUR
Do Amore Diamonds€6,785 EUR

31 data points across 18 retailers

24 retailers€764 EUR to €6,785 EUR

A
Cheapest Retailer
-
€764 EUR
$853 USD
A
Retailer 2
-
€831 EUR
$928 USD
View
A
Retailer 3
-
€886 EUR
$990 USD
View
Retailer 4
-
€886 EUR
$990 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
€921 EUR
$1,029 USD
View
Final sale: no returns
A
Retailer 6
-
€1,017 EUR
$1,136 USD
View
A
Retailer 7
-
€1,020 EUR
$1,139 USD
View
A
Retailer 8
-
€1,020 EUR
$1,140 USD
View
A
Retailer 9
-
€1,080 EUR
£950 GBP
View
A
Retailer 10
-
€1,250 EUR
$1,397 USD
View
A
Retailer 11
-
€1,507 EUR
£1,326 GBP
View
B+
Retailer 12
-
€1,798 EUR
ZAR 32,446 ZAR
View
B+
Retailer 13
-
€1,938 EUR
$2,165 USD
View
B+
Retailer 14
-
€2,037 EUR
$2,276 USD
View
Retailer 15
-
€2,433 EUR
A$4,182 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
€2,701 EUR
£2,376 GBP
View
B+
Retailer 17
-
€2,750 EUR
$3,072 USD
View
B+
Retailer 18
-
€2,771 EUR
$3,096 USD
View
Retailer 19
-
€2,797 EUR
A$4,807 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
€2,908 EUR
$3,249 USD
View
B+
Retailer 21
-
€3,187 EUR
$3,560 USD
View
B+
Retailer 22
-
€3,334 EUR
£2,933 GBP
View
B
Retailer 23
-
€3,484 EUR
$3,893 USD
View
Most Expensive
B
Do Amore Diamonds
27-1B04D236C · Oct 29
€6,785 EUR
$7,580 USD
View
23 more retailers have this diamond
Prices start from €764 EURSave up to €6,021 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
1.73ct Marquise
€764 EUR