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Radiant|Lab Grown|IGI

3.33ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG754508938

Certificate IGI LG754508938

Diamond specifications and retailer prices

From $1,425 USD
Save $8,930 USD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,355 USD at Blue Nile
View at Blue Nile

About this 3.33ct lab-grown radiant diamond

This 3.33ct 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 LG754508938 or 754508938. Listed at 21 retailers, with prices from $1,425 to $10,355 at Blue Nile, a $8,930 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

3.33
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508938
Dimensions10.97 × 7.44 × 4.78 mm
L/W Ratio1.47
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
10.97 mm7.44 mm3.33 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508938
Side View
Table 64.0%Crown 41.2°Girdle: Slightly ThickPavilion 32.8°Culet: NoneDepth 64.2%

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 30
Current: $10,355 USD|Low: $1,425 USD|High: $13,130 USD|Avg: $4,617 USD
Blue Nile
Retailer 2
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Retailer 21
October 1, 2026
Retailer 17$1,425 USD
Retailer 3$1,551 USD
Retailer 5$1,631 USD
Retailer 8$1,840 USD
Retailer 7$1,883 USD
Retailer 12$2,214 USD
Retailer 16$2,291 USD
Retailer 18$2,647 USD
Retailer 9$2,708 USD
Retailer 4$2,835 USD
Retailer 15$3,421 USD
Retailer 20$4,161 USD
Retailer 10$4,404 USD
Retailer 11$4,762 USD
Retailer 19$5,274 USD
Retailer 21$5,600 USD
Retailer 2$6,009 USD
Retailer 6$6,642 USD
Retailer 13$7,407 USD
Retailer 14$8,230 USD
Blue Nile$10,355 USD

38 data points across 21 retailers

21 retailers$1,425 USD to $10,355 USD

A
Cheapest Retailer
-
$1,425 USD
A
Retailer 2
-
$1,551 USD
View
A
Retailer 3
-
$1,631 USD
View
A
Retailer 4
-
$1,840 USD
View
A
Retailer 5
-
$1,883 USD
View
A
Retailer 6
-
$2,214 USD
View
A
Retailer 7
-
$2,291 USD
HK$17,900 HKD
View
A
Retailer 8
-
$2,653 USD
£2,089 GBP
View
A
Retailer 9
-
$2,708 USD
View
A
Retailer 10
-
$2,835 USD
€2,700 EUR
View
A
Retailer 11
-
$3,421 USD
View
A
Retailer 12
-
$4,161 USD
ZAR 67,215 ZAR
View
B+
Retailer 13
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$4,404 USD
£3,468 GBP
View
B+
Retailer 14
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$4,762 USD
View
B+
Retailer 15
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$5,274 USD
£4,153 GBP
View
B+
Retailer 16
-
$5,600 USD
View
B+
Retailer 17
-
$6,009 USD
View
B+
Retailer 18
-
$6,642 USD
SGD 8,976 SGD
View
B
Retailer 19
-
$7,407 USD
A$11,396 AUD
View
B+
Retailer 20
-
$8,230 USD
View
Most Expensive
B
Blue Nile
28929532 · Sep 29
$10,355 USD
View
20 more retailers have this diamond
Prices start from $1,425 USDSave up to $8,930 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
3.33ct Radiant
$1,425 USD