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Round|Lab Grown|IGI

3.38ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG793603318

Shape and cutting style on the report: Round brilliant

Certificate IGI LG793603318

Diamond specifications and retailer prices

From $2,897 USD
As of November 4, 2026
Save $5,010 USD (63%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $12,420 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.38ct lab-grown round diamond

This 3.38ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG793603318 or 793603318. Listed at 22 retailers as of October 30, 2026, with a 173% 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

3.38
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793603318
Dimensions9.66 × 9.74 × 5.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm9.74 mm3.38 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793603318
Side View
Table 58.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $12,420 USD|Low: $1,574 USD|High: $12,810 USD|Avg: $3,724 USD|-3.0%
Brilliant Earth
Retailer 2
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Retailer 16
November 4, 2026
Retailer 13$1,781 USD
Retailer 7$1,922 USD
Retailer 4$2,005 USD
Retailer 10$2,278 USD
Retailer 3$2,340 USD
Retailer 9$2,479 USD
Retailer 6$2,670 USD
Retailer 8$2,812 USD
Retailer 2$2,897 USD
Retailer 14$3,168 USD
Retailer 12$3,772 USD
Retailer 16$4,015 USD
Retailer 5$4,048 USD
Retailer 11$4,664 USD
Retailer 15$8,058 USD
Brilliant Earth$12,420 USD

38 data points across 16 retailers

22 retailers$2,897 USD to $7,907 USD

Retailer 1
-
$1,406 USD
Price last confirmed 26 days ago
Retailer 2
-
$1,631 USD
View
Price last confirmed 24 days ago
Retailer 3
-
$1,631 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$1,922 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$2,005 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$2,278 USD
View
Price last confirmed 9 days ago
Retailer 7
-
$2,340 USD
View
Price last confirmed 10 days ago
Retailer 8
-
$2,479 USD
View
Price last confirmed 9 days ago
Retailer 9
-
$2,670 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$2,812 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,897 USD
View
Retailer 12
-
$3,057 USD
View
Price last confirmed 29 days ago
Retailer 13
-
$3,168 USD
View
Price last confirmed 9 days ago
Retailer 14
-
$3,772 USD
View
Price last confirmed 11 days ago
Retailer 15
-
$4,015 USD
View
Price last confirmed 9 days ago
Retailer 16
-
$4,048 USD
View
Price last confirmed 10 days ago
Retailer 17
-
$4,664 USD
View
Price last confirmed 9 days ago
Retailer 18
-
$5,042 USD
View
Price last confirmed 11 days ago
Retailer 19
-
$5,737 USD
View
Price last confirmed 10 days ago
B
Retailer 20
-
$7,907 USD
View
Retailer 21
-
$8,058 USD
View
Price last confirmed 9 days ago
Most Expensive
Brilliant Earth
18879636A · Oct 28
$12,420 USD
View
Price last confirmed 7 days ago
21 more retailers have this diamond
Prices start from $2,897 USDSave up to $5,010 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.

B+
3.38ct Round
$2,897 USD