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Round|Lab Grown|IGI

4.31ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG694550809

Shape and cutting style on the report: Round brilliant

Certificate IGI LG694550809

Diamond specifications and retailer prices

From €2,018 EUR
$2,255 USD
As of October 31, 2026
Save €5,302 EUR (72%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €7,321 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.31ct lab-grown round diamond

This 4.31ct 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 LG694550809 or 694550809. Listed at 17 retailers as of October 30, 2026, with prices from €2,018 to €7,321, a €5,302 spread on the same certified stone. Taylor and Hart lists it at €7,321. 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

4.31
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694550809
Dimensions10.47 × 10.54 × 6.38 mm
L/W Ratio1.01
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
10.47 mm10.54 mm4.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694550809
Side View
Table 57.0%Crown 33.8°Girdle: MediumPavilion 40.7°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: €2,242 EUR|Low: €1,626 EUR|High: €7,494 EUR|Avg: €3,951 EUR
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 12€1,626 EUR
Retailer 14€2,018 EUR
Retailer 6€2,092 EUR
Retailer 1€2,242 EUR
Retailer 5€2,254 EUR
Retailer 7€2,867 EUR
Retailer 10€3,018 EUR
Retailer 13€3,356 EUR
Retailer 4€4,412 EUR
Retailer 8€4,453 EUR
Retailer 11€4,489 EUR
Retailer 3€5,637 EUR
Retailer 2€5,962 EUR
Retailer 9€6,007 EUR
Taylor and Hart€7,321 EUR

42 data points across 15 retailers

17 retailers€2,018 EUR to €7,321 EUR

Retailer 1
-
€1,626 EUR
£1,431 GBP
Price last confirmed 15 days ago
Retailer 2
-
€1,731 EUR
$1,934 USD
View
Price last confirmed 24 days ago
A
Retailer 3
-
€2,018 EUR
$2,255 USD
View
Final sale: no returns
Retailer 4
-
€2,092 EUR
$2,337 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
€2,242 EUR
$2,505 USD
View
A
Retailer 6
-
€2,254 EUR
$2,518 USD
View
A
Retailer 7
-
€2,867 EUR
£2,522 GBP
View
Retailer 8
-
€2,876 EUR
$3,213 USD
View
Price last confirmed 24 days ago
A
Retailer 9
-
€3,018 EUR
$3,372 USD
View
A
Retailer 10
-
€3,356 EUR
$3,749 USD
View
A
Retailer 11
-
€4,412 EUR
$4,929 USD
View
A
Retailer 12
-
€4,453 EUR
ZAR 80,375 ZAR
View
Retailer 13
-
€4,489 EUR
A$7,716 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
€5,637 EUR
$6,298 USD
View
B+
Retailer 15
-
€5,962 EUR
$6,660 USD
View
B+
Retailer 16
-
€6,007 EUR
£5,284 GBP
View
Most Expensive
B+
Taylor and Hart
O3GHO2N · Oct 30
€7,321 EUR
$8,179 USD
View
16 more retailers have this diamond
Prices start from €2,018 EURSave up to €5,302 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
4.31ct Round
€2,018 EUR