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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 €813 EUR
HK$7,100 HKD
As of November 1, 2026
Save €2,425 EUR (75%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,357 EUR 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: €3,357 EUR|Low: €841 EUR|High: €3,388 EUR|Avg: €1,620 EUR|-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€841 EUR
Retailer 12€980 EUR
Retailer 2€996 EUR
Retailer 4€1,078 EUR
Retailer 6€1,087 EUR
Retailer 5€1,089 EUR
Retailer 10€1,455 EUR
Retailer 8€1,464 EUR
Retailer 11€1,583 EUR
Retailer 3€2,332 EUR
Retailer 9€2,895 EUR
Rare Carat€3,357 EUR

38 data points across 12 retailers

20 retailers€813 EUR to €3,238 EUR

Retailer 1
-
€589 EUR
$658 USD
Price last confirmed 40 days ago
Retailer 2
-
€674 EUR
$753 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
€813 EUR
HK$7,100 HKD
View
A
Retailer 4
-
€841 EUR
$940 USD
View
B+
Retailer 5
-
€980 EUR
$1,095 USD
View
A
Retailer 6
-
€996 EUR
£876 GBP
View
A
Retailer 7
-
€1,078 EUR
$1,204 USD
View
A
Retailer 8
-
€1,087 EUR
View
A
Retailer 9
-
€1,089 EUR
£958 GBP
View
A
Retailer 10
-
€1,455 EUR
ZAR 26,257 ZAR
View
B+
Retailer 11
-
€1,464 EUR
A$2,517 AUD
View
B+
Retailer 12
-
€1,583 EUR
$1,769 USD
View
B+
Retailer 13
-
€1,593 EUR
$1,780 USD
View
Retailer 14
-
€1,922 EUR
$2,147 USD
View
Price last confirmed 41 days ago
B
Retailer 15
-
€2,332 EUR
$2,605 USD
View
B
Retailer 16
-
€2,347 EUR
SGD 3,544 SGD
View
B
Retailer 17
-
€2,358 EUR
$2,635 USD
View
B
Retailer 18
-
€2,895 EUR
£2,547 GBP
View
B
Retailer 19
-
€3,238 EUR
$3,618 USD
View
Most Expensive
Rare Carat
ISA-CB47074 · Oct 18
€3,357 EUR
$3,750 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from €813 EURSave up to €2,425 EUR

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
€813 EUR