Emerald|Lab Grown|IGI

0.54ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG506195994

Shape and cutting style on the report: Emerald cut

Certificate IGI LG506195994

Diamond specifications and retailer prices

From $338 USD
As of October 29, 2026
Save $891 USD (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,681 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.54ct lab-grown emerald diamond

This 0.54ct lab-grown emerald sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG506195994 or 506195994. Listed at 12 retailers as of October 29, 2026, with a 264% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.54
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.5°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195994
Dimensions5.48 × 3.78 × 2.56 mm
L/W Ratio1.45
Culet sizeLong
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
5.48 mm3.78 mm0.54 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195994
Side View
Table 63.5%Crown 25.5°Girdle: MED-THKPavilion 34.5°Culet: LNGDepth 67.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,681 USD|Low: $324 USD|High: $1,699 USD|Avg: $695 USD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$338 USD
Retailer 2$340 USD
Retailer 4$378 USD
Retailer 3$392 USD
Retailer 9$419 USD
Retailer 12$419 USD
Retailer 10$675 USD
Retailer 5$751 USD
Retailer 6$761 USD
Retailer 7$1,229 USD
Retailer 11$1,347 USD
MOH London$1,681 USD

44 data points across 12 retailers

12 retailers$338 USD to $1,229 USD

B+
Cheapest Retailer
-
$338 USD
B+
Retailer 2
-
$340 USD
View
B+
Retailer 3
-
$378 USD
View
Final sale: no returns
B+
Retailer 4
-
$392 USD
View
B
Retailer 5
-
$419 USD
View
B
Retailer 6
-
$419 USD
View
B
Retailer 7
-
$675 USD
View
B
Retailer 8
-
$751 USD
£591 GBP
View
B
Retailer 9
-
$761 USD
€725 EUR
View
B
Retailer 10
-
$1,229 USD
View
Retailer 11
-
$1,347 USD
View
Price under review
Most Expensive
MOH London
LG506195994 · Oct 26
$1,681 USD
£1,324 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $338 USDSave up to $891 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.

B+
0.54ct Emerald
$338 USD