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Round|Lab Grown|IGI

1.72ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818661942

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818661942

Diamond specifications and retailer prices

From €516 EUR
$577 USD
As of October 30, 2026
Save €2,930 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,446 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round 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 LG818661942 or 818661942. Listed at 20 retailers as of October 30, 2026, with prices from €516 to €3,446, a €2,930 spread on the same certified stone. Brilliant Earth lists it at €3,446. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661942
Dimensions7.68 × 7.73 × 4.74 mm
L/W Ratio1.01
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
7.68 mm7.73 mm1.72 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661942
Side View
Table 57.0%Crown 35.1°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
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: €3,446 EUR|Low: €516 EUR|High: €4,672 EUR|Avg: €1,568 EUR|-26.2%
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
November 1, 2026
Retailer 5€516 EUR
Retailer 10€806 EUR
Retailer 16€806 EUR
Retailer 2€861 EUR
Retailer 12€875 EUR
Retailer 9€884 EUR
Retailer 15€984 EUR
Retailer 4€1,048 EUR
Retailer 11€1,325 EUR
Retailer 6€1,340 EUR
Retailer 7€1,863 EUR
Retailer 3€1,971 EUR
Retailer 14€2,003 EUR
Retailer 13€2,403 EUR
Retailer 8€2,649 EUR
Brilliant Earth€3,446 EUR

27 data points across 16 retailers

20 retailers€516 EUR to €3,446 EUR

Retailer 1
-
€482 EUR
$539 USD
Price last confirmed 21 days ago
A
Retailer 2
-
€516 EUR
$577 USD
View
Final sale: no returns
Retailer 3
-
€599 EUR
$669 USD
View
Price last confirmed 21 days ago
Retailer 4
-
€599 EUR
$669 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
€806 EUR
$900 USD
View
A
Retailer 6
-
€806 EUR
$900 USD
View
A
Retailer 7
-
€861 EUR
£757 GBP
View
A
Retailer 8
-
€875 EUR
View
A
Retailer 9
-
€884 EUR
£778 GBP
View
A
Retailer 10
-
€984 EUR
ZAR 17,763 ZAR
View
B+
Retailer 11
-
€1,048 EUR
$1,171 USD
View
B+
Retailer 12
-
€1,325 EUR
$1,480 USD
View
B+
Retailer 13
-
€1,340 EUR
$1,497 USD
View
Retailer 14
-
€1,574 EUR
$1,759 USD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
€1,863 EUR
$2,081 USD
View
B
Retailer 16
-
€1,971 EUR
$2,202 USD
View
B
Retailer 17
-
€2,003 EUR
$2,238 USD
View
B
Retailer 18
-
€2,403 EUR
£2,114 GBP
View
Retailer 19
-
€2,649 EUR
$2,960 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
21580883A · Oct 31
€3,446 EUR
$3,850 USD
View
19 more retailers have this diamond
Prices start from €516 EURSave up to €2,930 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
1.72ct Round
€516 EUR