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Heart|Lab Grown|IGI

4.50ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG680535730

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG680535730

Diamond specifications and retailer prices

From €800 EUR
$894 USD
As of October 30, 2026
Save €2,424 EUR (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €3,224 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.5ct lab-grown heart diamond

This 4.5ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680535730 or 680535730. Listed at 21 retailers as of October 30, 2026, with prices from €800 to €3,224, a €2,424 spread on the same certified stone. Taylor and Hart lists it at €3,224. 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

4.50
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680535730
Dimensions10.06 × 11.14 × 6.74 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.06 mm11.14 mm4.50 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680535730
Side View
Table 60.0%Crown 39°Girdle: MED-THKPavilion 40°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
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 30
Current: €1,989 EUR|Low: €768 EUR|High: €3,219 EUR|Avg: €1,819 EUR|+0.1%
Retailer 1
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
Retailer 17
October 31, 2026
Retailer 16€800 EUR
Retailer 11€803 EUR
Retailer 6€896 EUR
Retailer 7€928 EUR
Retailer 17€928 EUR
Retailer 14€1,083 EUR
Retailer 9€1,293 EUR
Retailer 10€1,429 EUR
Retailer 4€1,489 EUR
Retailer 12€1,976 EUR
Retailer 1€1,989 EUR
Retailer 15€2,065 EUR
Retailer 5€2,610 EUR
Retailer 3€2,904 EUR
Retailer 2€2,909 EUR
Retailer 8€3,030 EUR
Retailer 13€3,165 EUR

42 data points across 17 retailers

21 retailers€800 EUR to €3,224 EUR

A
Cheapest Retailer
-
€800 EUR
$894 USD
A
Retailer 2
-
€803 EUR
£707 GBP
View
A
Retailer 3
-
€871 EUR
$973 USD
View
A
Retailer 4
-
€896 EUR
$1,001 USD
View
Final sale: no returns
Retailer 5
-
€928 EUR
$1,037 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€928 EUR
$1,037 USD
View
A
Retailer 7
-
€1,043 EUR
HK$9,100 HKD
View
A
Retailer 8
-
€1,083 EUR
$1,210 USD
View
A
Retailer 9
-
€1,293 EUR
$1,444 USD
View
A
Retailer 10
-
€1,429 EUR
£1,257 GBP
View
A
Retailer 11
-
€1,489 EUR
$1,664 USD
View
B+
Retailer 12
-
€1,812 EUR
$2,024 USD
View
B+
Retailer 13
-
€1,976 EUR
ZAR 35,658 ZAR
View
B+
Retailer 14
-
€1,989 EUR
A$3,418 AUD
View
B+
Retailer 15
-
€2,065 EUR
$2,307 USD
View
B
Retailer 16
-
€2,610 EUR
$2,916 USD
View
B
Retailer 17
-
€2,904 EUR
$3,244 USD
View
B
Retailer 18
-
€2,909 EUR
$3,250 USD
View
B
Retailer 19
-
€3,030 EUR
SGD 4,574 SGD
View
B
Retailer 20
-
€3,165 EUR
£2,784 GBP
View
Most Expensive
B
Taylor and Hart
7UKIOFB · Oct 31
€3,224 EUR
$3,602 USD
View
20 more retailers have this diamond
Prices start from €800 EURSave up to €2,424 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
4.50ct Heart
€800 EUR