Emerald|Lab Grown|IGI

0.50ct D SI2 Emerald Lab Grown Diamond

ID • D/SI2 • IGI LG627452904

Shape and cutting style on the report: Emerald cut

Certificate IGI LG627452904

Diamond specifications and retailer prices

From $140 USD
As of October 25, 2026
Save $790 USD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $930 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG627452904 or 627452904. Listed at 14 retailers as of October 25, 2026, with prices from $140 to $930, a $790 spread on the same certified stone. MOH London lists it at $930. 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

0.50
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627452904
Dimensions5.50 × 3.96 × 2.26 mm
L/W Ratio1.39
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.50 mm3.96 mm0.50 ctD / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627452904
Side View
Table 70.0%Crown 29.6°Girdle: MediumPavilion 35.3°Culet: LNGDepth 57.1%

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 25
Current: $930 USD|Low: $102 USD|High: $1,109 USD|Avg: $302 USD|-15.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 6$140 USD
Retailer 7$154 USD
Retailer 16$159 USD
Retailer 15$179 USD
Retailer 14$185 USD
Retailer 9$198 USD
Retailer 11$245 USD
Retailer 2$261 USD
Retailer 13$268 USD
Retailer 4$306 USD
Retailer 3$358 USD
Retailer 5$370 USD
Retailer 10$420 USD
Retailer 8$448 USD
Retailer 12$636 USD
MOH London$930 USD

28 data points across 16 retailers

14 retailers$140 USD to $930 USD

A
Cheapest Retailer
-
$140 USD
B+
Retailer 2
-
$159 USD
View
B+
Retailer 3
-
$179 USD
View
Final sale: no returns
B+
Retailer 4
-
$185 USD
View
B+
Retailer 5
-
$198 USD
View
B+
Retailer 6
-
$245 USD
View
B+
Retailer 7
-
$261 USD
€249 EUR
View
B+
Retailer 8
-
$268 USD
View
B
Retailer 9
-
$306 USD
View
B
Retailer 10
-
$358 USD
£282 GBP
View
Retailer 11
-
$370 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$420 USD
View
B
Retailer 13
-
$636 USD
View
Most Expensive
B
MOH London
LG627452904 · Oct 29
$930 USD
£732 GBP
View
13 more retailers have this diamond
Prices start from $140 USDSave up to $790 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
0.50ct Emerald
$140 USD