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Radiant|Lab Grown|IGI

3.09ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG819612571

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

Certificate IGI LG819612571

Diamond specifications and retailer prices

From $771 USD
As of October 29, 2026
Save $2,377 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,215 USD at Rare Carat · As of October 18, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG819612571 or 819612571. Listed at 15 retailers as of October 26, 2026, with a 308% 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
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819612571
Dimensions11.26 × 7.01 × 4.47 mm
L/W Ratio1.61
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.26 mm7.01 mm3.09 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819612571
Side View
Table 65.0%Crown 44.8°Girdle: Slightly ThickPavilion 31.7°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $4,215 USD|Low: $771 USD|High: $4,255 USD|Avg: $2,154 USD|-0.9%
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
October 29, 2026
Retailer 12$771 USD
Retailer 8$970 USD
Retailer 13$1,142 USD
Retailer 3$1,180 USD
Retailer 4$1,238 USD
Retailer 2$1,270 USD
Retailer 6$1,813 USD
Retailer 9$1,847 USD
Retailer 5$1,972 USD
Retailer 15$2,484 USD
Retailer 11$2,583 USD
Retailer 10$2,681 USD
Retailer 14$3,148 USD
Retailer 7$3,611 USD
Rare Carat$4,215 USD

28 data points across 15 retailers

15 retailers$771 USD to $3,148 USD

A+
Cheapest Retailer
-
$771 USD
Final sale: no returns
A
Retailer 2
-
$970 USD
View
A
Retailer 3
-
$1,142 USD
View
A
Retailer 4
-
$1,180 USD
View
A
Retailer 5
-
$1,238 USD
€1,179 EUR
View
A
Retailer 6
-
$1,270 USD
£1,000 GBP
View
Retailer 7
-
$1,813 USD
A$2,789 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$1,847 USD
ZAR 29,832 ZAR
View
B+
Retailer 9
-
$1,972 USD
View
B+
Retailer 10
-
$2,484 USD
£1,956 GBP
View
B+
Retailer 11
-
$2,583 USD
View
B+
Retailer 12
-
$2,681 USD
SGD 3,623 SGD
View
B+
Retailer 13
-
$3,148 USD
£2,479 GBP
View
Retailer 14
-
$3,611 USD
A$5,555 AUD
View
Price last confirmed 21 days ago
Most Expensive
Rare Carat
CN191-97A · Oct 18
$4,215 USD
View
Price last confirmed 11 days ago
14 more retailers have this diamond
Prices start from $771 USDSave up to $2,377 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
$771 USD