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Emerald|Lab Grown|IGI

4.50ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG575375533

Shape and cutting style on the report: Emerald cut

Certificate IGI LG575375533

Diamond specifications and retailer prices

From €421 EUR
$470 USD
As of October 30, 2026
Save €2,408 EUR (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,828 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.5ct lab-grown emerald diamond

This 4.5ct lab-grown emerald sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG575375533 or 575375533. Listed at 20 retailers as of October 30, 2026, with prices from €421 to €2,828, a €2,408 spread on the same certified stone. Brilliant Earth lists it at €2,828. 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575375533
Dimensions10.92 × 7.80 × 5.15 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.92 mm7.80 mm4.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575375533
Side View
Table 67.5%Crown 41.1°Girdle: MediumPavilion 42°Culet: LargeDepth 66.0%

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: Oct 30
Current: €2,828 EUR|Low: €404 EUR|High: €3,446 EUR|Avg: €1,387 EUR|-17.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 19
October 30, 2026
Retailer 18€421 EUR
Retailer 4€471 EUR
Retailer 3€521 EUR
Retailer 19€521 EUR
Retailer 15€698 EUR
Retailer 12€796 EUR
Retailer 7€906 EUR
Retailer 13€1,037 EUR
Retailer 2€1,045 EUR
Retailer 10€1,200 EUR
Retailer 17€1,402 EUR
Retailer 8€1,514 EUR
Retailer 5€1,676 EUR
Retailer 11€1,702 EUR
Retailer 16€1,926 EUR
Retailer 6€2,108 EUR
Retailer 9€2,223 EUR
Retailer 14€2,694 EUR
Brilliant Earth€2,828 EUR

33 data points across 19 retailers

20 retailers€421 EUR to €2,828 EUR

A
Cheapest Retailer
-
€421 EUR
$470 USD
A
Retailer 2
-
€471 EUR
$526 USD
View
A
Retailer 3
-
€521 EUR
$582 USD
View
Retailer 4
-
€521 EUR
$582 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€649 EUR
$725 USD
View
B+
Retailer 6
-
€698 EUR
$780 USD
View
A
Retailer 7
-
€796 EUR
View
A
Retailer 8
-
€906 EUR
$1,012 USD
View
A
Retailer 9
-
€1,037 EUR
ZAR 18,723 ZAR
View
A
Retailer 10
-
€1,045 EUR
A$1,796 AUD
View
A
Retailer 11
-
€1,200 EUR
$1,341 USD
View
B+
Retailer 12
-
€1,402 EUR
$1,566 USD
View
B+
Retailer 13
-
€1,514 EUR
£1,332 GBP
View
B+
Retailer 14
-
€1,676 EUR
$1,872 USD
View
B+
Retailer 15
-
€1,702 EUR
$1,902 USD
View
B+
Retailer 16
-
€1,926 EUR
£1,694 GBP
View
Retailer 17
-
€2,108 EUR
SGD 3,183 SGD
View
Price last confirmed 17 days ago
B
Retailer 18
-
€2,268 EUR
$2,534 USD
View
B
Retailer 19
-
€2,694 EUR
$3,010 USD
View
Most Expensive
B
Brilliant Earth
20455963A · Oct 30
€2,828 EUR
$3,160 USD
View
19 more retailers have this diamond
Prices start from €421 EURSave up to €2,408 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 Emerald
€421 EUR