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Round|Lab Grown|IGI

4.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754595507

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754595507

Diamond specifications and retailer prices

From €2,494 EUR
$2,786 USD
As of October 31, 2026
Save €10,351 EUR (81%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €12,845 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.29ct lab-grown round diamond

This 4.29ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754595507 or 754595507. Listed at 27 retailers as of October 30, 2026, with prices from €2,494 to €12,845, a €10,351 spread on the same certified stone. Brilliant Earth lists it at €12,845. 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

4.29
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595507
Dimensions10.45 × 10.51 × 6.41 mm
L/W Ratio1.01
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
10.45 mm10.51 mm4.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595507
Side View
Table 55.0%Crown 34°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €12,845 EUR|Low: €2,494 EUR|High: €22,359 EUR|Avg: €6,547 EUR|-42.6%
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
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 14€2,494 EUR
Retailer 7€2,700 EUR
Retailer 8€3,151 EUR
Retailer 12€3,474 EUR
Retailer 18€3,692 EUR
Retailer 17€3,873 EUR
Retailer 3€3,885 EUR
Retailer 2€4,110 EUR
Retailer 4€4,515 EUR
Retailer 13€5,499 EUR
Retailer 16€5,543 EUR
Retailer 6€6,898 EUR
Retailer 15€6,954 EUR
Retailer 5€7,250 EUR
Retailer 11€9,015 EUR
Retailer 9€9,111 EUR
Retailer 10€9,980 EUR
Retailer 19€10,118 EUR
Brilliant Earth€12,845 EUR

35 data points across 19 retailers

27 retailers€2,494 EUR to €12,845 EUR

Retailer 1
-
€2,423 EUR
$2,707 USD
Price last confirmed 26 days ago
Retailer 2
-
€2,423 EUR
$2,707 USD
View
Price last confirmed 19 days ago
Retailer 3
-
€2,492 EUR
$2,784 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
€2,494 EUR
$2,786 USD
View
Final sale: no returns
A
Retailer 5
-
€2,583 EUR
$2,886 USD
View
Retailer 6
-
€2,583 EUR
$2,886 USD
View
Price last confirmed 29 days ago
A
Retailer 7
-
€2,700 EUR
$3,016 USD
View
Retailer 8
-
€2,851 EUR
$3,185 USD
View
Price last confirmed 32 days ago
Retailer 9
-
€3,008 EUR
$3,360 USD
View
Price last confirmed 38 days ago
A
Retailer 10
-
€3,151 EUR
HK$27,500 HKD
View
A
Retailer 11
-
€3,474 EUR
£3,056 GBP
View
A
Retailer 12
-
€3,692 EUR
$4,125 USD
View
A
Retailer 13
-
€3,873 EUR
$4,327 USD
View
A
Retailer 14
-
€3,885 EUR
$4,340 USD
View
Retailer 15
-
€3,973 EUR
$4,439 USD
View
Price last confirmed 32 days ago
A
Retailer 16
-
€4,110 EUR
View
A
Retailer 17
-
€4,515 EUR
$5,044 USD
View
A
Retailer 18
-
€5,499 EUR
ZAR 99,250 ZAR
View
Retailer 19
-
€5,543 EUR
A$9,528 AUD
View
Price last confirmed 9 days ago
B+
Retailer 20
-
€6,898 EUR
$7,707 USD
View
B+
Retailer 21
-
€6,954 EUR
£6,117 GBP
View
B+
Retailer 22
-
€7,250 EUR
$8,100 USD
View
B+
Retailer 23
-
€9,015 EUR
$10,071 USD
View
B+
Retailer 24
-
€9,111 EUR
SGD 13,755 SGD
View
B
Retailer 25
-
€9,980 EUR
$11,150 USD
View
Retailer 26
-
€10,118 EUR
A$17,391 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
18146459A · Oct 30
€12,845 EUR
$14,350 USD
View
26 more retailers have this diamond
Prices start from €2,494 EURSave up to €10,351 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
4.29ct Round
€2,494 EUR