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Radiant|Lab Grown|IGI

4.52ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG846694175

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

Certificate IGI LG846694175

Diamond specifications and retailer prices

From $540 USD
As of November 2, 2026
Save $3,020 USD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,560 USD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 4.52ct lab-grown radiant diamond

This 4.52ct lab-grown radiant sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG846694175 or 846694175. Listed at 16 retailers as of November 1, 2026, with prices from $540 to $3,560, a $3,020 spread on the same certified stone. Brilliant Earth lists it at $3,560. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.52
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846694175
Dimensions11.74 × 8.22 × 5.35 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm8.22 mm4.52 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846694175
Side View
Table 65.0%Crown 39°Girdle: ThickPavilion 34°Culet: NoneDepth 65.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,560 USD|Low: $540 USD|High: $6,720 USD|Avg: $1,605 USD|-47.0%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 16$540 USD
Retailer 2$577 USD
Retailer 3$604 USD
Retailer 14$604 USD
Retailer 11$669 USD
Retailer 12$805 USD
Retailer 4$1,035 USD
Retailer 9$1,042 USD
Retailer 15$1,082 USD
Retailer 6$1,346 USD
Retailer 5$1,727 USD
Retailer 13$1,760 USD
Retailer 7$2,173 USD
Retailer 10$2,809 USD
Retailer 8$3,065 USD
Brilliant Earth$3,560 USD

13 data points across 16 retailers

16 retailers$540 USD to $3,560 USD

A
Cheapest Retailer
-
$540 USD
A
Retailer 2
-
$577 USD
£455 GBP
View
A
Retailer 3
-
$604 USD
View
Final sale: no returns
A
Retailer 4
-
$604 USD
View
A
Retailer 5
-
$669 USD
View
A
Retailer 6
-
$805 USD
View
B+
Retailer 7
-
$1,035 USD
View
A
Retailer 8
-
$1,042 USD
£821 GBP
View
A
Retailer 9
-
$1,082 USD
View
B+
Retailer 10
-
$1,346 USD
View
B+
Retailer 11
-
$1,727 USD
View
B+
Retailer 12
-
$1,760 USD
View
B
Retailer 13
-
$2,173 USD
View
B
Retailer 14
-
$2,809 USD
£2,212 GBP
View
Retailer 15
-
$3,065 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
22255372A · Nov 1
$3,560 USD
View
15 more retailers have this diamond
Prices start from $540 USDSave up to $3,020 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
4.52ct Radiant
$540 USD