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 €943 EUR
$1,053 USD
As of October 31, 2026
7 retailers carry this diamond
Most expensive: €4,977 EUR 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

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: Oct 31
Current: €4,977 EUR|Low: €595 EUR|High: €6,722 EUR|Avg: €1,955 EUR|-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€660 EUR
Retailer 8€929 EUR
Retailer 9€943 EUR
Retailer 13€972 EUR
Retailer 2€987 EUR
Retailer 10€1,001 EUR
Retailer 11€1,110 EUR
Retailer 15€1,401 EUR
Retailer 16€1,556 EUR
Retailer 4€1,577 EUR
Retailer 3€1,932 EUR
Retailer 12€2,135 EUR
Retailer 5€2,196 EUR
Retailer 14€2,337 EUR
Rare Carat€4,977 EUR
Retailer 6€6,722 EUR

11 data points across 16 retailers

7 retailers

Retailer 1
-
€533 EUR
$595 USD
Price last confirmed 39 days ago
Retailer 2
-
€596 EUR
$666 USD
View
Price last confirmed 39 days ago
Retailer 3
-
€652 EUR
$728 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
€943 EUR
$1,053 USD
View
Final sale: no returns
Retailer 5
-
€1,577 EUR
$1,762 USD
View
Price last confirmed 38 days ago
Retailer 6
-
€1,736 EUR
$1,939 USD
View
Price last confirmed 41 days ago
Most Expensive
Rare Carat
C123-20A · Sep 27
€4,977 EUR
$5,560 USD
View
Price last confirmed 35 days ago
6 more retailers have this diamond
Prices start from €943 EUR

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
€943 EUR