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Round|Lab Grown|IGI

3.09ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG786613331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786613331

Diamond specifications and retailer prices

From $1,053 USD
As of October 31, 2026
7 retailers carry this diamond
Most expensive: $5,560 USD at Rare Carat · As of September 27, 2026
View at Rare Carat

About this 3.09ct lab-grown round diamond

This 3.09ct 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 LG786613331 or 786613331. Listed at 7 retailers as of October 31, 2026. 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

3.09
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786613331
Dimensions9.36 × 9.38 × 5.72 mm
L/W Ratio1.00
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
9.36 mm9.38 mm3.09 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786613331
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $5,560 USD|Low: $665 USD|High: $7,510 USD|Avg: $2,184 USD|-1.9%
Rare Carat
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
September 28, 2026
Retailer 7$737 USD
Retailer 8$1,038 USD
Retailer 9$1,053 USD
Retailer 13$1,086 USD
Retailer 2$1,103 USD
Retailer 10$1,118 USD
Retailer 11$1,240 USD
Retailer 15$1,566 USD
Retailer 16$1,739 USD
Retailer 4$1,762 USD
Retailer 3$2,159 USD
Retailer 12$2,386 USD
Retailer 5$2,453 USD
Retailer 14$2,611 USD
Rare Carat$5,560 USD
Retailer 6$7,510 USD

11 data points across 16 retailers

7 retailers

Retailer 1
-
$595 USD
Price last confirmed 40 days ago
Retailer 2
-
$666 USD
View
Price last confirmed 40 days ago
Retailer 3
-
$728 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$1,053 USD
View
Final sale: no returns
Retailer 5
-
$1,762 USD
View
Price last confirmed 39 days ago
Retailer 6
-
$1,939 USD
View
Price last confirmed 42 days ago
Most Expensive
Rare Carat
C123-20A · Sep 27
$5,560 USD
View
Price last confirmed 36 days ago
6 more retailers have this diamond
Prices start from $1,053 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
3.09ct Round
$1,053 USD