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Radiant|Lab Grown|IGI

4.06ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG817609504

Certificate IGI LG817609504

Diamond specifications and retailer prices

From $7,815 USD
€7,443 EUR
20 retailers carry this diamond
Most expensive: $23,027 USD at With Clarity
View at With Clarity

About this 4.06ct lab-grown radiant diamond

This 4.06ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817609504 or 817609504. Listed at 20 retailers. 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

4.06
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817609504
Dimensions11.45 × 7.83 × 5.26 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.45 mm7.83 mm4.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817609504
Side View
Table 65.0%Crown 40.9°Girdle: MED-STKPavilion 35.9°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 25
Current: $7,815 USD|Low: $3,244 USD|High: $27,233 USD|Avg: $9,964 USD|-6.3%
Retailer 1
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
With Clarity
September 25, 2026
Retailer 9$3,696 USD
Retailer 3$4,298 USD
Retailer 5$4,400 USD
Retailer 11$4,665 USD
Retailer 4$4,760 USD
Retailer 13$5,301 USD
Retailer 19$5,736 USD
Retailer 12$6,306 USD
Retailer 17$6,599 USD
Retailer 2$6,830 USD
Retailer 1$7,815 USD
Retailer 14$10,081 USD
Retailer 15$11,337 USD
Retailer 18$11,933 USD
Retailer 7$12,472 USD
Retailer 8$13,073 USD
Retailer 6$16,714 USD
Retailer 10$19,310 USD
Retailer 16$20,030 USD
With Clarity$23,027 USD

33 data points across 20 retailers

20 retailers

A
Retailer 1
-
$4,298 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$4,400 USD
CA$6,111 CAD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$4,665 USD
View
Price last confirmed 45 days ago
A
Retailer 4
-
$4,760 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$5,736 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$6,306 USD
£4,966 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
$6,599 USD
£5,196 GBP
View
Price last confirmed 9 days ago
A
Retailer 8
-
$6,830 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$7,815 USD
€7,443 EUR
View
B+
Retailer 10
-
$9,794 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$10,081 USD
£7,938 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$11,337 USD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$11,933 USD
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$12,472 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$13,073 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$16,714 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$19,310 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$20,030 USD
View
Price last confirmed 15 days ago
B
Retailer 19
-
$20,030 USD
View
Price last confirmed 8 days ago
Most Expensive
B
With Clarity
817609504 · Aug 25
$23,027 USD
View
Price last confirmed 36 days ago
19 more retailers have this diamond
Prices start from $7,815 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.

A
4.06ct Radiant
$7,815 USD