Round|Lab Grown|IGI

4.31ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG768683058

Certificate IGI LG768683058

Diamond specifications and retailer prices

From $3,259 USD
Save $5,501 USD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,760 USD at Taylor and Hart
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 LG768683058 or 768683058. Listed at 6 retailers, with prices from $3,259 to $8,760 at Taylor and Hart, a $5,501 spread on the same certified stone. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768683058
Dimensions10.41 × 10.34 × 6.45 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.41 mm10.34 mm4.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768683058
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $3,799 USD|Low: $3,259 USD|High: $8,760 USD|Avg: $4,694 USD|-23.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 1, 2026
Retailer 2$3,259 USD
Retailer 7$3,340 USD
Retailer 6$3,351 USD
Retailer 3$3,425 USD
Retailer 1$3,799 USD
Retailer 4$5,237 USD
Retailer 5$6,881 USD
Taylor and Hart$8,760 USD

35 data points across 8 retailers

6 retailers$3,259 USD to $8,760 USD

A
Cheapest Retailer
-
$3,259 USD
A
Retailer 2
-
$3,432 USD
£2,702 GBP
View
A
Retailer 3
-
$3,799 USD
View
A
Retailer 4
-
$5,237 USD
ZAR 84,609 ZAR
View
A
Retailer 5
-
$6,881 USD
£5,418 GBP
View
Most Expensive
B+
Taylor and Hart
GNK12F8 · Oct 1
$8,760 USD
View
5 more retailers have this diamond
Prices start from $3,259 USDSave up to $5,501 USD

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.

A
4.31ct Round
$3,259 USD