Radiant|Lab Grown|IGI

3.09ct F VVS1 Radiant Lab Grown Diamond

EX • F/VVS1 • IGI LG770621956

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG770621956

Diamond specifications and retailer prices

From $922 USD
As of October 28, 2026
Save $2,468 USD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,390 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.09ct lab-grown radiant diamond

This 3.09ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770621956 or 770621956. Listed at 9 retailers as of October 28, 2026, with prices from $922 to $3,390, a $2,468 spread on the same certified stone. Rare Carat lists it at $3,390. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770621956
Dimensions7.33 × 7.33 × 4.80 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.33 mm3.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770621956
Side View
Table 64.0%Crown 39.7°Girdle: MediumPavilion 34.1°Culet: NoneDepth 65.5%

Caratlytics Score

How it works →
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: Oct 28
Current: $3,390 USD|Low: $922 USD|High: $3,514 USD|Avg: $2,007 USD|-3.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$922 USD
Retailer 7$1,048 USD
Retailer 3$1,069 USD
Retailer 5$1,788 USD
Retailer 6$2,230 USD
Retailer 8$2,688 USD
Retailer 2$2,860 USD
Rare Carat$3,390 USD

40 data points across 8 retailers

9 retailers$922 USD to $3,390 USD

B+
Cheapest Retailer
-
$922 USD
A
Retailer 2
-
$1,048 USD
€998 EUR
View
A
Retailer 3
-
$1,069 USD
£841 GBP
View
A
Retailer 4
-
$1,095 USD
£863 GBP
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$1,788 USD
View
B+
Retailer 6
-
$2,230 USD
View
B
Retailer 7
-
$2,688 USD
A$4,136 AUD
View
Price last confirmed 21 days ago
B
Retailer 8
-
$2,860 USD
£2,252 GBP
View
Most Expensive
B
Rare Carat
K6952B · Oct 28
$3,390 USD
View
8 more retailers have this diamond
Prices start from $922 USDSave up to $2,468 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 Radiant
$922 USD