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Round|Lab Grown|IGI

4.73ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG579368509

Shape and cutting style on the report: Round brilliant

Certificate IGI LG579368509

Diamond specifications and retailer prices

From €4,124 EUR
$4,626 USD
As of November 1, 2026
Save €30,792 EUR (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €34,917 EUR at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 4.73ct lab-grown round diamond

This 4.73ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG579368509 or 579368509. Listed at 24 retailers as of October 31, 2026, with prices from €4,124 to €34,917, a €30,792 spread on the same certified stone. Mervis Diamond Importers lists it at €34,917. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.73
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579368509
Dimensions10.70 × 10.73 × 6.64 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.70 mm10.73 mm4.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579368509
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.0%

Caratlytics Score

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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: Nov 1
Current: €34,917 EUR|Low: €3,960 EUR|High: €34,917 EUR|Avg: €9,152 EUR
Mervis Diamond Importers
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
November 2, 2026
Retailer 18€4,124 EUR
Retailer 8€4,322 EUR
Retailer 7€4,582 EUR
Retailer 10€4,619 EUR
Retailer 4€4,785 EUR
Retailer 16€4,788 EUR
Retailer 2€5,184 EUR
Retailer 17€6,111 EUR
Retailer 9€6,270 EUR
Retailer 11€6,730 EUR
Retailer 5€7,399 EUR
Retailer 14€9,006 EUR
Retailer 12€10,747 EUR
Retailer 3€10,824 EUR
Retailer 15€11,241 EUR
Retailer 13€11,608 EUR
Retailer 6€15,150 EUR
Mervis Diamond Importers€34,917 EUR

44 data points across 18 retailers

24 retailers€4,124 EUR to €34,917 EUR

A
Cheapest Retailer
-
€4,124 EUR
$4,626 USD
A
Retailer 2
-
€4,322 EUR
$4,848 USD
View
A
Retailer 3
-
€4,582 EUR
$5,139 USD
View
A
Retailer 4
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€4,619 EUR
$5,181 USD
View
Final sale: no returns
A
Retailer 5
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€4,785 EUR
$5,367 USD
View
Retailer 6
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€4,785 EUR
$5,367 USD
View
Price last confirmed 17 days ago
A
Retailer 7
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€4,788 EUR
$5,370 USD
View
A
Retailer 8
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€5,100 EUR
$5,720 USD
View
A
Retailer 9
-
€5,184 EUR
£4,578 GBP
View
A
Retailer 10
-
€6,111 EUR
$6,854 USD
View
B+
Retailer 11
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€6,270 EUR
$7,032 USD
View
B+
Retailer 12
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€6,730 EUR
£5,944 GBP
View
B+
Retailer 13
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€7,399 EUR
$8,299 USD
View
B+
Retailer 14
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€9,006 EUR
$10,101 USD
View
B+
Retailer 15
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€10,747 EUR
£9,491 GBP
View
B+
Retailer 16
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€10,824 EUR
$12,140 USD
View
B+
Retailer 17
-
€11,241 EUR
ZAR 203,676 ZAR
View
B+
Retailer 18
-
€11,608 EUR
A$20,030 AUD
View
B
Retailer 19
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€13,170 EUR
$14,772 USD
View
B
Retailer 20
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€15,150 EUR
$16,993 USD
View
B
Retailer 21
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€15,540 EUR
$17,430 USD
View
B
Retailer 22
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€18,937 EUR
$21,240 USD
View
B
Retailer 23
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€28,379 EUR
$31,830 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409144 · Oct 31
€34,917 EUR
$39,163 USD
View
23 more retailers have this diamond
Prices start from €4,124 EURSave up to €30,792 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
4.73ct Round
€4,124 EUR