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Round|Lab Grown|IGI

4.03ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG837620539

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837620539

Diamond specifications and retailer prices

From $1,536 USD
£1,209 GBP
As of November 2, 2026
Save $10,334 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,870 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.03ct lab-grown round diamond

This 4.03ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837620539 or 837620539. Listed at 20 retailers as of October 31, 2026, with prices from $1,536 to $11,870, a $10,334 spread on the same certified stone. Brilliant Earth lists it at $11,870. 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
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620539
Dimensions10.04 × 10.09 × 6.36 mm
L/W Ratio1.00
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
10.04 mm10.09 mm4.03 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620539
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

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: Nov 2
Current: $11,870 USD|Low: $1,536 USD|High: $14,770 USD|Avg: $3,773 USD|-19.6%
Brilliant Earth
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
November 2, 2026
Retailer 12$1,536 USD
Retailer 3$1,712 USD
Retailer 17$1,863 USD
Retailer 6$1,986 USD
Retailer 16$2,155 USD
Retailer 5$2,217 USD
Retailer 10$2,291 USD
Retailer 13$2,804 USD
Retailer 11$3,119 USD
Retailer 2$3,135 USD
Retailer 18$3,424 USD
Retailer 8$3,722 USD
Retailer 9$4,115 USD
Retailer 4$4,227 USD
Retailer 15$4,254 USD
Retailer 14$5,672 USD
Retailer 7$6,613 USD
Brilliant Earth$11,870 USD

17 data points across 18 retailers

20 retailers$1,536 USD to $11,870 USD

A
Cheapest Retailer
-
$1,536 USD
£1,209 GBP
A
Retailer 2
-
$1,712 USD
View
A
Retailer 3
-
$1,863 USD
View
A
Retailer 4
-
$1,986 USD
View
Retailer 5
-
$2,105 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
$2,155 USD
View
A
Retailer 7
-
$2,217 USD
View
A
Retailer 8
-
$2,291 USD
HK$17,900 HKD
View
A
Retailer 9
-
$2,804 USD
£2,208 GBP
View
A
Retailer 10
-
$3,119 USD
View
A
Retailer 11
-
$3,135 USD
€2,986 EUR
View
A
Retailer 12
-
$3,424 USD
View
A
Retailer 13
-
$3,722 USD
View
A
Retailer 14
-
$4,115 USD
£3,240 GBP
View
B+
Retailer 15
-
$4,227 USD
ZAR 68,288 ZAR
View
B+
Retailer 16
-
$4,254 USD
A$6,545 AUD
View
B+
Retailer 17
-
$5,464 USD
View
B+
Retailer 18
-
$5,672 USD
£4,466 GBP
View
B+
Retailer 19
-
$6,613 USD
SGD 8,936 SGD
View
Most Expensive
B
Brilliant Earth
21737750A · Oct 31
$11,870 USD
View
19 more retailers have this diamond
Prices start from $1,536 USDSave up to $10,334 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
$1,536 USD