Emerald|Lab Grown|IGI

4.50ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG690508433

Shape and cutting style on the report: Emerald cut

Certificate IGI LG690508433

Diamond specifications and retailer prices

From $4,920 USD
As of October 29, 2026
13 retailers carry this diamond
Most expensive: $4,920 USD at Brilliant Earth
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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG690508433 or 690508433. Listed at 13 retailers as of October 29, 2026. 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
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.2°
Pavilion angle44.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690508433
Dimensions11.17 × 7.81 × 5.29 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.17 mm7.81 mm4.50 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG690508433
Side View
Table 66.0%Crown 31.2°Girdle: Slightly ThickPavilion 44.4°Culet: LargeDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $4,920 USD|Low: $715 USD|High: $7,311 USD|Avg: $2,431 USD|-3.5%
Brilliant Earth
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
October 12, 2026
Retailer 14$715 USD
Retailer 2$1,062 USD
Retailer 6$1,446 USD
Retailer 12$1,452 USD
Retailer 10$1,578 USD
Retailer 11$1,782 USD
Retailer 3$1,827 USD
Retailer 9$1,830 USD
Retailer 7$2,100 USD
Retailer 15$2,301 USD
Retailer 4$2,301 USD
Retailer 13$2,559 USD
Retailer 8$3,162 USD
Brilliant Earth$4,920 USD
Retailer 5$7,311 USD

21 data points across 15 retailers

13 retailers

Retailer 1
-
$639 USD
Price last confirmed 19 days ago
Retailer 2
-
$696 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$742 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$742 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$1,062 USD
View
Price last confirmed 17 days ago
Retailer 6
-
$1,446 USD
HK$11,300 HKD
View
Price last confirmed 18 days ago
Retailer 7
-
$1,578 USD
ZAR 25,487 ZAR
View
Price last confirmed 20 days ago
Retailer 8
-
$1,827 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$2,085 USD
View
Price last confirmed 29 days ago
Retailer 10
-
$2,301 USD
£1,812 GBP
View
Price last confirmed 17 days ago
Retailer 11
-
$2,559 USD
View
Price last confirmed 17 days ago
Retailer 12
-
$3,162 USD
£2,490 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
16059319A · Oct 29
$4,920 USD
View
12 more retailers have this diamond

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.

B
4.50ct Emerald
$4,920 USD