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Round|Lab Grown|IGI

4.56ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG830649605

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830649605

Diamond specifications and retailer prices

From $909 USD
HK$7,100 HKD
As of November 1, 2026
Save $2,709 USD (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,750 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG830649605 or 830649605. Listed at 20 retailers as of October 31, 2026, with a 298% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830649605
Dimensions10.69 × 10.74 × 6.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.69 mm10.74 mm4.56 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830649605
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,750 USD|Low: $940 USD|High: $3,785 USD|Avg: $1,810 USD|-0.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$940 USD
Retailer 12$1,095 USD
Retailer 2$1,113 USD
Retailer 4$1,204 USD
Retailer 6$1,215 USD
Retailer 5$1,217 USD
Retailer 10$1,625 USD
Retailer 8$1,636 USD
Retailer 11$1,769 USD
Retailer 3$2,605 USD
Retailer 9$3,235 USD
Rare Carat$3,750 USD

38 data points across 12 retailers

20 retailers$909 USD to $3,618 USD

Retailer 1
-
$658 USD
Price last confirmed 40 days ago
Retailer 2
-
$753 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$909 USD
HK$7,100 HKD
View
A
Retailer 4
-
$940 USD
View
B+
Retailer 5
-
$1,095 USD
View
A
Retailer 6
-
$1,113 USD
£876 GBP
View
A
Retailer 7
-
$1,204 USD
View
A
Retailer 8
-
$1,215 USD
€1,157 EUR
View
A
Retailer 9
-
$1,217 USD
£958 GBP
View
A
Retailer 10
-
$1,625 USD
ZAR 26,257 ZAR
View
B+
Retailer 11
-
$1,636 USD
A$2,517 AUD
View
B+
Retailer 12
-
$1,769 USD
View
B+
Retailer 13
-
$1,780 USD
View
Retailer 14
-
$2,147 USD
View
Price last confirmed 41 days ago
B
Retailer 15
-
$2,605 USD
View
B
Retailer 16
-
$2,623 USD
SGD 3,544 SGD
View
B
Retailer 17
-
$2,635 USD
View
B
Retailer 18
-
$3,235 USD
£2,547 GBP
View
B
Retailer 19
-
$3,618 USD
View
Most Expensive
Rare Carat
ISA-CB47074 · Oct 18
$3,750 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from $909 USDSave up to $2,709 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
$909 USD