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Round|Lab Grown|IGI

3.09ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG787645909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787645909

Diamond specifications and retailer prices

From $403 USD
As of November 1, 2026
Save $1,371 USD (77%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,330 USD at Rare Carat · As of October 4, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787645909 or 787645909. Listed at 8 retailers as of October 31, 2026, with a 340% 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

3.09
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787645909
Dimensions9.31 × 9.28 × 5.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.31 mm9.28 mm3.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787645909
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 40.9°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: $2,330 USD|Low: $403 USD|High: $4,760 USD|Avg: $1,595 USD
Rare Carat
Retailer 2
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Retailer 20
October 25, 2026
Retailer 14$403 USD
Retailer 2$500 USD
Retailer 19$717 USD
Retailer 16$772 USD
Retailer 9$885 USD
Retailer 5$917 USD
Retailer 18$919 USD
Retailer 17$964 USD
Retailer 7$1,314 USD
Retailer 10$1,334 USD
Retailer 11$1,680 USD
Retailer 13$1,774 USD
Retailer 4$2,024 USD
Retailer 6$2,061 USD
Retailer 20$2,216 USD
Rare Carat$2,330 USD
Retailer 15$2,398 USD
Retailer 3$3,064 USD
Retailer 12$3,360 USD
Retailer 8$4,760 USD

21 data points across 20 retailers

8 retailers$403 USD to $1,774 USD

A
Cheapest Retailer
-
$403 USD
Retailer 2
-
$500 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$1,314 USD
ZAR 21,222 ZAR
View
Price last confirmed 31 days ago
B+
Retailer 4
-
$1,774 USD
View
Retailer 5
-
$2,024 USD
View
Price last confirmed 28 days ago
Retailer 6
-
$2,061 USD
View
Price last confirmed 28 days ago
Retailer 7
-
$2,216 USD
£1,745 GBP
View
Price last confirmed 27 days ago
Most Expensive
Rare Carat
246181-013A · Oct 4
$2,330 USD
View
Price last confirmed 29 days ago
7 more retailers have this diamond
Prices start from $403 USDSave up to $1,371 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
$403 USD