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Round|Lab Grown|IGI

4.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG674511724

Shape and cutting style on the report: Round brilliant

Certificate IGI LG674511724

Diamond specifications and retailer prices

From $1,511 USD
As of November 1, 2026
Save $4,650 USD (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,345 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 4.03ct lab-grown round diamond

This 4.03ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG674511724 or 674511724. Listed at 19 retailers as of October 31, 2026, with a 308% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.03
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674511724
Dimensions10.23 × 10.16 × 6.30 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
10.23 mm10.16 mm4.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674511724
Side View
Table 57.0%Crown 35.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: $6,345 USD|Low: $1,511 USD|High: $6,465 USD|Avg: $3,125 USD
Rare Carat
Retailer 2
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Retailer 19
November 1, 2026
Retailer 2$1,511 USD
Retailer 5$1,644 USD
Retailer 18$1,691 USD
Retailer 13$1,720 USD
Retailer 19$1,752 USD
Retailer 4$1,840 USD
Retailer 11$1,840 USD
Retailer 15$2,002 USD
Retailer 16$2,445 USD
Retailer 9$2,662 USD
Retailer 10$3,255 USD
Retailer 3$3,284 USD
Retailer 14$3,754 USD
Retailer 17$3,852 USD
Retailer 8$3,918 USD
Retailer 6$4,723 USD
Retailer 12$5,005 USD
Retailer 7$6,161 USD
Rare Carat$6,345 USD

29 data points across 19 retailers

19 retailers$1,511 USD to $6,161 USD

A
Cheapest Retailer
-
$1,511 USD
A
Retailer 2
-
$1,644 USD
View
A
Retailer 3
-
$1,691 USD
View
Final sale: no returns
A
Retailer 4
-
$1,720 USD
£1,354 GBP
View
A
Retailer 5
-
$1,752 USD
View
A
Retailer 6
-
$1,840 USD
View
Retailer 7
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$1,840 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$2,002 USD
View
A
Retailer 9
-
$2,445 USD
£1,925 GBP
View
A
Retailer 10
-
$2,662 USD
View
A
Retailer 11
-
$3,255 USD
View
A
Retailer 12
-
$3,284 USD
View
A
Retailer 13
-
$3,754 USD
A$5,775 AUD
View
A
Retailer 14
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$3,852 USD
View
A
Retailer 15
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$3,918 USD
ZAR 63,289 ZAR
View
A
Retailer 16
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$4,723 USD
View
A
Retailer 17
-
$5,005 USD
£3,941 GBP
View
B+
Retailer 18
-
$6,161 USD
View
Most Expensive
Rare Carat
GD13436_l_674511724 · Oct 18
$6,345 USD
View
Price last confirmed 14 days ago
18 more retailers have this diamond
Prices start from $1,511 USDSave up to $4,650 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.03ct Round
$1,511 USD