Round|Lab Grown|IGI

4.56ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG835618442

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835618442

Diamond specifications and retailer prices

From $658 USD
As of October 29, 2026
Save $2,960 USD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $9,520 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.56ct lab-grown round diamond

This 4.56ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835618442 or 835618442. Listed at 23 retailers as of October 29, 2026, with a 450% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.56
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835618442
Dimensions10.81 × 10.73 × 6.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm10.73 mm4.56 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835618442
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.3%

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: Oct 29
Current: $9,520 USD|Low: $632 USD|High: $9,520 USD|Avg: $2,148 USD|+0.1%
Brilliant Earth
Retailer 2
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Retailer 20
October 31, 2026
Retailer 3$658 USD
Retailer 4$764 USD
Retailer 7$764 USD
Retailer 12$909 USD
Retailer 13$940 USD
Retailer 20$1,095 USD
Retailer 2$1,215 USD
Retailer 14$1,217 USD
Retailer 17$1,625 USD
Retailer 15$1,636 USD
Retailer 18$1,769 USD
Retailer 9$1,780 USD
Retailer 6$2,147 USD
Retailer 5$2,605 USD
Retailer 8$2,623 USD
Retailer 11$2,635 USD
Retailer 16$3,235 USD
Retailer 10$3,546 USD
Retailer 19$3,750 USD
Brilliant Earth$9,520 USD

41 data points across 20 retailers

23 retailers$658 USD to $3,618 USD

A
Cheapest Retailer
-
$658 USD
Retailer 2
-
$658 USD
View
Price last confirmed 40 days ago
Retailer 3
-
$753 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
$764 USD
View
Retailer 5
-
$764 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$909 USD
HK$7,100 HKD
View
A
Retailer 7
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$940 USD
View
B+
Retailer 8
-
$1,095 USD
View
A
Retailer 9
-
$1,215 USD
€1,157 EUR
View
A
Retailer 10
-
$1,217 USD
£958 GBP
View
A
Retailer 11
-
$1,625 USD
ZAR 26,257 ZAR
View
B+
Retailer 12
-
$1,636 USD
A$2,517 AUD
View
B+
Retailer 13
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$1,769 USD
View
B+
Retailer 14
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$1,780 USD
View
Retailer 15
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$2,147 USD
View
Price last confirmed 40 days ago
B+
Retailer 16
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$2,147 USD
View
B+
Retailer 17
-
$2,605 USD
View
B
Retailer 18
-
$2,623 USD
SGD 3,544 SGD
View
B
Retailer 19
-
$2,635 USD
View
B
Retailer 20
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$3,235 USD
£2,547 GBP
View
B
Retailer 21
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$3,618 USD
View
Retailer 22
-
$3,750 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
21568472A · Oct 31
$9,520 USD
View
Price under review
22 more retailers have this diamond
Prices start from $658 USDSave up to $2,960 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
4.56ct Round
$658 USD