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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 $470 USD
As of October 27, 2026
Save $3,270 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,740 USD at Brilliant Earth · As of October 29, 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 27, 2026, with prices from $470 to $3,740, a $3,270 spread on the same certified stone. Brilliant Earth lists it at $3,740. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $3,740 USD|Low: $451 USD|High: $3,850 USD|Avg: $1,551 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
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Retailer 19
October 29, 2026
Retailer 18$470 USD
Retailer 4$526 USD
Retailer 3$582 USD
Retailer 19$582 USD
Retailer 15$780 USD
Retailer 12$889 USD
Retailer 7$1,012 USD
Retailer 13$1,159 USD
Retailer 2$1,167 USD
Retailer 10$1,341 USD
Retailer 17$1,566 USD
Retailer 8$1,692 USD
Retailer 5$1,872 USD
Retailer 11$1,902 USD
Retailer 16$2,151 USD
Retailer 6$2,355 USD
Retailer 9$2,483 USD
Retailer 14$3,010 USD
Brilliant Earth$3,740 USD

32 data points across 19 retailers

20 retailers$470 USD to $3,740 USD

A
Cheapest Retailer
-
$470 USD
A
Retailer 2
-
$526 USD
View
A
Retailer 3
-
$582 USD
View
A
Retailer 4
-
$582 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$725 USD
View
B+
Retailer 6
-
$780 USD
View
A
Retailer 7
-
$889 USD
€847 EUR
View
A
Retailer 8
-
$1,012 USD
View
A
Retailer 9
-
$1,159 USD
ZAR 18,723 ZAR
View
A
Retailer 10
-
$1,167 USD
A$1,796 AUD
View
A
Retailer 11
-
$1,341 USD
View
B+
Retailer 12
-
$1,566 USD
View
B+
Retailer 13
-
$1,692 USD
£1,332 GBP
View
B+
Retailer 14
-
$1,872 USD
View
B+
Retailer 15
-
$1,902 USD
View
B+
Retailer 16
-
$2,151 USD
£1,694 GBP
View
B+
Retailer 17
-
$2,355 USD
SGD 3,183 SGD
View
Price last confirmed 16 days ago
B+
Retailer 18
-
$2,534 USD
View
B
Retailer 19
-
$3,010 USD
View
Most Expensive
B
Brilliant Earth
20455963A · Oct 29
$3,740 USD
View
19 more retailers have this diamond
Prices start from $470 USDSave up to $3,270 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
4.50ct Emerald
$470 USD