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Round|Lab Grown|IGI

4.31ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG776690494

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776690494

Diamond specifications and retailer prices

From €1,650 EUR
£1,458 GBP
As of November 2, 2026
Save €10,431 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €12,081 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG776690494 or 776690494. Listed at 21 retailers as of October 31, 2026, with prices from €1,650 to €12,081, a €10,431 spread on the same certified stone. Brilliant Earth lists it at €12,081. 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 angle34.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776690494
Dimensions10.41 × 10.44 × 6.46 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
10.41 mm10.44 mm4.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776690494
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,650 EUR|Low: €1,650 EUR|High: €11,466 EUR|Avg: €4,266 EUR|-16.7%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 1€1,650 EUR
Retailer 2€1,666 EUR
Retailer 9€1,813 EUR
Retailer 11€1,866 EUR
Retailer 4€1,933 EUR
Retailer 18€2,082 EUR
Retailer 7€2,204 EUR
Retailer 12€2,900 EUR
Retailer 6€2,933 EUR
Retailer 13€3,029 EUR
Retailer 19€3,064 EUR
Retailer 10€3,372 EUR
Retailer 17€4,543 EUR
Retailer 15€4,572 EUR
Retailer 20€5,210 EUR
Retailer 14€5,789 EUR
Retailer 5€7,317 EUR
Retailer 8€7,465 EUR
Retailer 16€9,664 EUR
Retailer 3€11,466 EUR

34 data points across 20 retailers

21 retailers€1,650 EUR to €12,081 EUR

A+
Cheapest Retailer
-
€1,650 EUR
£1,458 GBP
A
Retailer 2
-
€1,666 EUR
$1,869 USD
View
A
Retailer 3
-
€1,813 EUR
$2,034 USD
View
A
Retailer 4
-
€1,866 EUR
$2,093 USD
View
Final sale: no returns
A
Retailer 5
-
€1,933 EUR
$2,168 USD
View
A
Retailer 6
-
€2,082 EUR
$2,335 USD
View
A
Retailer 7
-
€2,204 EUR
$2,472 USD
View
A
Retailer 8
-
€2,900 EUR
£2,562 GBP
View
A
Retailer 9
-
€2,933 EUR
$3,290 USD
View
A
Retailer 10
-
€3,029 EUR
$3,397 USD
View
A
Retailer 11
-
€3,064 EUR
$3,437 USD
View
A
Retailer 12
-
€3,372 EUR
$3,782 USD
View
A
Retailer 13
-
€4,543 EUR
ZAR 82,309 ZAR
View
A
Retailer 14
-
€4,572 EUR
A$7,889 AUD
View
A
Retailer 15
-
€5,210 EUR
$5,843 USD
View
B+
Retailer 16
-
€5,789 EUR
£5,113 GBP
View
B+
Retailer 17
-
€7,317 EUR
SGD 11,090 SGD
View
B+
Retailer 18
-
€7,465 EUR
$8,373 USD
View
B+
Retailer 19
-
€9,664 EUR
A$16,676 AUD
View
B
Retailer 20
-
€11,466 EUR
$12,860 USD
View
Most Expensive
B
Brilliant Earth
22137943Y · Oct 31
€12,081 EUR
$13,550 USD
View
20 more retailers have this diamond
Prices start from €1,650 EURSave up to €10,431 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
€1,650 EUR