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Radiant|Lab Grown|IGI

3.29ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508867

Certificate IGI LG754508867

Diamond specifications and retailer prices

From $1,863 USD
Save $6,697 USD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,560 USD at Brilliant Earth
View at Brilliant Earth

About this 3.29ct lab-grown radiant diamond

This 3.29ct 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 LG754508867 or 754508867. Listed at 14 retailers, with prices from $1,863 to $8,560 at Brilliant Earth, a $6,697 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

3.29
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508867
Dimensions7.50 × 7.50 × 10.68 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
7.50 mm7.50 mm3.29 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508867
Side View
Table 65.0%Crown 43.4°Girdle: Slightly ThickPavilion 33°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: $8,560 USD|Low: $1,783 USD|High: $12,970 USD|Avg: $4,727 USD|-34.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 1, 2026
Retailer 13$1,863 USD
Retailer 5$2,188 USD
Retailer 7$2,266 USD
Retailer 8$2,615 USD
Retailer 3$2,647 USD
Retailer 11$2,801 USD
Retailer 4$4,705 USD
Retailer 9$5,212 USD
Retailer 10$5,570 USD
Retailer 2$5,944 USD
Retailer 12$6,566 USD
Retailer 6$7,314 USD
Brilliant Earth$8,560 USD

38 data points across 13 retailers

14 retailers$1,863 USD to $8,560 USD

A
Cheapest Retailer
-
$1,863 USD
A
Retailer 2
-
$2,188 USD
View
A
Retailer 3
-
$2,266 USD
HK$17,700 HKD
View
A
Retailer 4
-
$2,560 USD
£2,016 GBP
View
Price last confirmed 21 days ago
A
Retailer 5
-
$2,621 USD
£2,064 GBP
View
A
Retailer 6
-
$2,647 USD
View
A
Retailer 7
-
$2,801 USD
€2,668 EUR
View
B+
Retailer 8
-
$4,705 USD
View
B+
Retailer 9
-
$5,212 USD
£4,104 GBP
View
B+
Retailer 10
-
$5,570 USD
View
B+
Retailer 11
-
$5,944 USD
View
B+
Retailer 12
-
$6,566 USD
SGD 8,873 SGD
View
B
Retailer 13
-
$7,314 USD
A$11,253 AUD
View
Most Expensive
B
Brilliant Earth
18652712Y · Oct 1
$8,560 USD
View
13 more retailers have this diamond
Prices start from $1,863 USDSave up to $6,697 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
3.29ct Radiant
$1,863 USD