Radiant|Lab Grown|IGI

3.07ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG811646158

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

Certificate IGI LG811646158

Diamond specifications and retailer prices

From $6,535 USD
As of October 28, 2026
Save $9,933 USD (60%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $20,488 USD at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3.07ct lab-grown radiant diamond

This 3.07ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811646158 or 811646158. Listed at 19 retailers as of October 28, 2026, with a 152% 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

3.07
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811646158
Dimensions10.53 × 6.95 × 4.71 mm
L/W Ratio1.52
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.53 mm6.95 mm3.07 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811646158
Side View
Table 63.0%Crown 42.3°Girdle: MediumPavilion 32.9°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $20,488 USD|Low: $6,535 USD|High: $30,271 USD|Avg: $12,652 USD|-13.1%
Cape Diamonds
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
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 4$6,535 USD
Retailer 8$7,607 USD
Retailer 16$7,844 USD
Retailer 7$7,911 USD
Retailer 19$8,113 USD
Retailer 5$8,519 USD
Retailer 14$8,765 USD
Retailer 13$8,824 USD
Retailer 2$9,246 USD
Retailer 10$9,329 USD
Retailer 18$9,923 USD
Retailer 11$10,797 USD
Retailer 12$10,874 USD
Retailer 6$12,649 USD
Retailer 17$15,187 USD
Retailer 9$16,203 USD
Retailer 15$16,468 USD
Cape Diamonds$20,488 USD
Retailer 3$29,240 USD

36 data points across 19 retailers

19 retailers$6,535 USD to $16,468 USD

B+
Cheapest Retailer
-
$6,535 USD
B+
Retailer 2
-
$7,607 USD
View
B+
Retailer 3
-
$7,844 USD
View
B+
Retailer 4
-
$7,911 USD
View
B+
Retailer 5
-
$8,113 USD
View
B
Retailer 6
-
$8,519 USD
View
Final sale: no returns
B
Retailer 7
-
$8,765 USD
View
B
Retailer 8
-
$8,824 USD
View
B
Retailer 9
-
$9,246 USD
View
Retailer 10
-
$9,329 USD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$9,923 USD
View
B
Retailer 12
-
$10,797 USD
View
B
Retailer 13
-
$10,874 USD
£8,562 GBP
View
B
Retailer 14
-
$12,649 USD
£9,960 GBP
View
B
Retailer 15
-
$15,187 USD
View
Retailer 16
-
$16,203 USD
€15,431 EUR
View
Price last confirmed 7 days ago
B
Retailer 17
-
$16,468 USD
£12,967 GBP
View
Most Expensive
Cape Diamonds
cert_811646158 · Oct 29
$20,488 USD
ZAR 330,986 ZAR
View
Price under review
17 more retailers have this diamond
Prices start from $6,535 USDSave up to $9,933 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.

B+
3.07ct Radiant
$6,535 USD