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Round|Lab Grown|IGI

4.27ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG689566603

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689566603

Diamond specifications and retailer prices

From €2,149 EUR
$2,401 USD
As of October 31, 2026
Save €10,597 EUR (83%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: €12,746 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.27ct lab-grown round diamond

This 4.27ct 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 LG689566603 or 689566603. Listed at 29 retailers as of October 31, 2026, with prices from €2,149 to €12,746, a €10,597 spread on the same certified stone. Do Amore Diamonds lists it at €12,746. 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

4.27
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689566603
Dimensions10.49 × 10.45 × 6.35 mm
L/W Ratio1.00
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
10.49 mm10.45 mm4.27 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689566603
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

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 31
Current: €12,746 EUR|Low: €2,074 EUR|High: €21,455 EUR|Avg: €5,837 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 10€2,304 EUR
Retailer 2€2,391 EUR
Retailer 8€2,944 EUR
Retailer 14€3,253 EUR
Retailer 3€3,366 EUR
Retailer 15€3,366 EUR
Retailer 4€3,447 EUR
Retailer 6€3,561 EUR
Retailer 13€3,763 EUR
Retailer 17€5,049 EUR
Retailer 19€5,090 EUR
Retailer 20€5,438 EUR
Retailer 7€5,789 EUR
Retailer 12€6,037 EUR
Retailer 9€6,189 EUR
Retailer 18€6,470 EUR
Retailer 11€8,286 EUR
Retailer 5€9,945 EUR
Retailer 16€12,012 EUR
Do Amore Diamonds€12,746 EUR

37 data points across 20 retailers

29 retailers€2,149 EUR to €12,746 EUR

Retailer 1
-
€1,853 EUR
$2,070 USD
Price last confirmed 33 days ago
Retailer 2
-
€2,016 EUR
$2,252 USD
View
Price last confirmed 25 days ago
Retailer 3
-
€2,016 EUR
$2,252 USD
View
Price last confirmed 18 days ago
Retailer 4
-
€2,120 EUR
$2,368 USD
View
Price last confirmed 32 days ago
A
Retailer 5
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€2,149 EUR
$2,401 USD
View
Retailer 6
-
€2,149 EUR
$2,401 USD
View
Price last confirmed 29 days ago
Retailer 7
-
€2,160 EUR
$2,413 USD
View
Price last confirmed 38 days ago
A
Retailer 8
-
€2,304 EUR
$2,574 USD
View
A
Retailer 9
-
€2,391 EUR
$2,671 USD
View
Final sale: no returns
A
Retailer 10
-
€2,944 EUR
HK$25,700 HKD
View
A
Retailer 11
-
€3,253 EUR
£2,862 GBP
View
Retailer 12
-
€3,261 EUR
$3,643 USD
View
Price last confirmed 31 days ago
A
Retailer 13
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€3,366 EUR
$3,760 USD
View
A
Retailer 14
-
€3,366 EUR
$3,760 USD
View
A
Retailer 15
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€3,447 EUR
$3,851 USD
View
A
Retailer 16
-
€3,561 EUR
$3,978 USD
View
A
Retailer 17
-
€3,763 EUR
View
A
Retailer 18
-
€5,049 EUR
ZAR 91,132 ZAR
View
Retailer 19
-
€5,090 EUR
A$8,749 AUD
View
Price last confirmed 9 days ago
Retailer 20
-
€5,438 EUR
$6,075 USD
View
Price last confirmed 10 days ago
B+
Retailer 21
-
€5,789 EUR
$6,468 USD
View
B+
Retailer 22
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€6,037 EUR
$6,745 USD
View
B+
Retailer 23
-
€6,189 EUR
$6,914 USD
View
B+
Retailer 24
-
€6,470 EUR
£5,692 GBP
View
B+
Retailer 25
-
€8,286 EUR
$9,257 USD
View
B+
Retailer 26
-
€8,527 EUR
SGD 12,874 SGD
View
Retailer 27
-
€9,945 EUR
A$17,094 AUD
View
Price last confirmed 23 days ago
B
Retailer 28
-
€12,012 EUR
$13,420 USD
View
Most Expensive
B
Do Amore Diamonds
27-C0BC02370 · Oct 31
€12,746 EUR
$14,240 USD
View
28 more retailers have this diamond
Prices start from €2,149 EURSave up to €10,597 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
4.27ct Round
€2,149 EUR