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Radiant|Lab Grown|IGI

4.07ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG743593719

Certificate IGI LG743593719

Diamond specifications and retailer prices

From $3,505 USD
Save $12,873 USD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $16,378 USD at Michael Trio
View at Michael Trio

About this 4.07ct lab-grown radiant diamond

This 4.07ct 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 LG743593719 or 743593719. Listed at 21 retailers, with prices from $3,505 to $16,378 at Michael Trio, a $12,873 spread on the same certified stone. 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

4.07
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743593719
Dimensions8.01 × 8.01 × 11.65 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.01 mm8.01 mm4.07 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743593719
Side View
Table 60.0%Crown 38.9°Girdle: Slightly ThickPavilion 33.9°Culet: NoneDepth 64.0%

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 30
Current: $16,378 USD|Low: $3,813 USD|High: $20,080 USD|Avg: $8,820 USD|-2.9%
Michael Trio
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
Retailer 18
October 1, 2026
Retailer 16$3,813 USD
Retailer 3$3,964 USD
Retailer 8$4,009 USD
Retailer 7$4,227 USD
Retailer 2$4,636 USD
Retailer 9$5,504 USD
Retailer 18$5,658 USD
Retailer 12$6,037 USD
Retailer 15$6,900 USD
Retailer 6$6,904 USD
Retailer 4$7,143 USD
Retailer 13$9,376 USD
Retailer 14$9,727 USD
Retailer 10$11,998 USD
Retailer 17$12,350 USD
Retailer 11$14,529 USD
Retailer 5$15,890 USD
Michael Trio$16,378 USD

35 data points across 18 retailers

21 retailers$3,505 USD to $16,378 USD

A
Cheapest Retailer
-
$3,505 USD
A
Retailer 2
-
$3,813 USD
View
A
Retailer 3
-
$3,964 USD
View
A
Retailer 4
-
$4,009 USD
View
A
Retailer 5
-
$4,227 USD
View
A
Retailer 6
-
$4,636 USD
View
A
Retailer 7
-
$5,504 USD
View
A
Retailer 8
-
$5,607 USD
View
A
Retailer 9
-
$5,658 USD
HK$44,200 HKD
View
A
Retailer 10
-
$6,050 USD
£4,764 GBP
View
A
Retailer 11
-
$6,085 USD
£4,791 GBP
View
Price last confirmed 21 days ago
A
Retailer 12
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$6,900 USD
View
A
Retailer 13
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$6,904 USD
£5,436 GBP
View
A
Retailer 14
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$7,143 USD
€6,803 EUR
View
B+
Retailer 15
-
$9,376 USD
ZAR 151,476 ZAR
View
B+
Retailer 16
-
$9,727 USD
£7,659 GBP
View
B+
Retailer 17
-
$11,998 USD
View
B+
Retailer 18
-
$12,350 USD
View
B
Retailer 19
-
$14,529 USD
A$22,352 AUD
View
B
Retailer 20
-
$15,890 USD
View
Most Expensive
B
Michael Trio
1775158028 · Sep 29
$16,378 USD
SGD 22,133 SGD
View
20 more retailers have this diamond
Prices start from $3,505 USDSave up to $12,873 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
4.07ct Radiant
$3,505 USD