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Oval|Lab Grown|IGI

4.21ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG712506113

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG712506113

Diamond specifications and retailer prices

From €2,338 EUR
$2,612 USD
As of October 29, 2026
Save €13,747 EUR (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €16,085 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.21ct lab-grown oval diamond

This 4.21ct lab-grown oval 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 LG712506113 or 712506113. Listed at 26 retailers as of October 29, 2026, with prices from €2,338 to €16,085, a €13,747 spread on the same certified stone. Do Amore Diamonds lists it at €16,085. 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

4.21
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712506113
Dimensions12.99 × 9.18 × 5.74 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
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
12.99 mm9.18 mm4.21 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712506113
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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: Oct 29
Current: €16,085 EUR|Low: €2,338 EUR|High: €18,493 EUR|Avg: €5,863 EUR
Do Amore Diamonds
Retailer 2
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Retailer 22
October 31, 2026
Retailer 4€2,338 EUR
Retailer 14€2,544 EUR
Retailer 10€2,618 EUR
Retailer 7€2,712 EUR
Retailer 9€2,775 EUR
Retailer 5€2,855 EUR
Retailer 22€3,540 EUR
Retailer 21€3,834 EUR
Retailer 20€3,980 EUR
Retailer 18€4,033 EUR
Retailer 2€4,045 EUR
Retailer 3€4,116 EUR
Retailer 8€5,170 EUR
Retailer 16€6,373 EUR
Retailer 19€6,424 EUR
Retailer 6€7,283 EUR
Retailer 11€7,494 EUR
Retailer 17€7,629 EUR
Retailer 12€10,230 EUR
Retailer 15€10,431 EUR
Retailer 13€12,093 EUR
Do Amore Diamonds€16,085 EUR

41 data points across 22 retailers

26 retailers€2,338 EUR to €16,085 EUR

A
Cheapest Retailer
-
€2,338 EUR
$2,612 USD
A
Retailer 2
-
€2,544 EUR
$2,842 USD
View
A
Retailer 3
-
€2,618 EUR
$2,925 USD
View
Final sale: no returns
A
Retailer 4
-
€2,712 EUR
$3,030 USD
View
A
Retailer 5
-
€2,775 EUR
$3,100 USD
View
Retailer 6
-
€2,840 EUR
$3,173 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
€2,855 EUR
$3,190 USD
View
A
Retailer 8
-
€3,540 EUR
HK$30,900 HKD
View
A
Retailer 9
-
€3,834 EUR
$4,283 USD
View
A
Retailer 10
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€3,980 EUR
$4,446 USD
View
A
Retailer 11
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€4,033 EUR
$4,506 USD
View
A
Retailer 12
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€4,045 EUR
£3,559 GBP
View
A
Retailer 13
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€4,116 EUR
$4,598 USD
View
A
Retailer 14
-
€5,170 EUR
£4,548 GBP
View
Retailer 15
-
€6,080 EUR
$6,793 USD
View
Price last confirmed 83 days ago
B+
Retailer 16
-
€6,373 EUR
ZAR 115,023 ZAR
View
Retailer 17
-
€6,424 EUR
A$11,042 AUD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
€7,241 EUR
$8,090 USD
View
B+
Retailer 19
-
€7,283 EUR
$8,137 USD
View
B+
Retailer 20
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€7,494 EUR
$8,372 USD
View
B+
Retailer 21
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€7,629 EUR
£6,711 GBP
View
Retailer 22
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€8,514 EUR
£7,490 GBP
View
Price last confirmed 22 days ago
B
Retailer 23
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€10,230 EUR
SGD 15,444 SGD
View
B
Retailer 24
-
€10,431 EUR
$11,653 USD
View
B
Retailer 25
-
€12,093 EUR
$13,510 USD
View
Most Expensive
B
Do Amore Diamonds
27-8CBA032A6 · Oct 31
€16,085 EUR
$17,970 USD
View
25 more retailers have this diamond
Prices start from €2,338 EURSave up to €13,747 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
4.21ct Oval
€2,338 EUR