Radiant|Lab Grown|IGI

4.53ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG768631058

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

Certificate IGI LG768631058

Diamond specifications and retailer prices

From $22,860 USD
As of October 28, 2026
3 retailers carry this diamond
Most expensive: $22,860 USD at Brilliant Earth
View at Brilliant Earth

About this 4.53ct lab-grown radiant diamond

This 4.53ct 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 LG768631058 or 768631058. Listed at 3 retailers as of October 28, 2026. 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

4.53
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631058
Dimensions11.73 × 11.73 × 8.30 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
11.73 mm11.73 mm4.53 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631058
Side View
Table 60.0%Crown 44.8°Girdle: MediumPavilion 33.9°Culet: NoneDepth 64.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $22,860 USD|Low: $3,689 USD|High: $31,730 USD|Avg: $13,284 USD
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
Retailer 14
Retailer 15
Retailer 16
October 8, 2026
Retailer 9$3,689 USD
Retailer 10$4,761 USD
Retailer 11$5,385 USD
Retailer 14$5,990 USD
Retailer 16$7,234 USD
Retailer 15$7,280 USD
Retailer 12$7,590 USD
Retailer 13$9,404 USD
Retailer 6$10,153 USD
Retailer 8$14,645 USD
Retailer 2$17,889 USD
Retailer 5$18,363 USD
Retailer 4$19,196 USD
Brilliant Earth$22,860 USD
Retailer 7$26,460 USD
Retailer 3$31,730 USD

3 data points across 16 retailers

3 retailers

A
Retailer 1
-
$7,590 USD
Price last confirmed 52 days ago
Returns within 30 days
B
Retailer 2
-
$17,889 USD
A$27,522 AUD
View
Price last confirmed 20 days ago
Returns within 30 days
Most Expensive
B
Brilliant Earth
18070710Y · Oct 28
$22,860 USD
View
Returns within 30 days
2 more retailers have this diamond

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.

A
4.53ct Radiant
$22,860 USD