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 £105 GBP
$140 USD
As of October 25, 2026
Save £593 GBP (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £698 GBP 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 £105 to £698, a £593 spread on the same certified stone. MOH London lists it at £698. 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
Colour
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: £698 GBP|Low: £77 GBP|High: £833 GBP|Avg: £227 GBP|-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£105 GBP
Retailer 7£115 GBP
Retailer 16£119 GBP
Retailer 15£134 GBP
Retailer 14£139 GBP
Retailer 9£149 GBP
Retailer 11£184 GBP
Retailer 2£196 GBP
Retailer 13£201 GBP
Retailer 4£230 GBP
Retailer 3£269 GBP
Retailer 5£278 GBP
Retailer 10£315 GBP
Retailer 8£336 GBP
Retailer 12£478 GBP
MOH London£698 GBP

28 data points across 16 retailers

14 retailers£105 GBP to £698 GBP

A
Cheapest Retailer
-
£105 GBP
$140 USD
B+
Retailer 2
-
£119 GBP
$159 USD
View
B+
Retailer 3
-
£134 GBP
$179 USD
View
Final sale: no returns
B+
Retailer 4
-
£139 GBP
$185 USD
View
B+
Retailer 5
-
£149 GBP
$198 USD
View
B+
Retailer 6
-
£184 GBP
$245 USD
View
B+
Retailer 7
-
£196 GBP
€249 EUR
View
B+
Retailer 8
-
£201 GBP
$268 USD
View
B
Retailer 9
-
£230 GBP
$306 USD
View
B
Retailer 10
-
£269 GBP
View
Retailer 11
-
£278 GBP
$370 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
£315 GBP
$420 USD
View
B
Retailer 13
-
£478 GBP
$636 USD
View
Most Expensive
B
MOH London
LG627452904 · Oct 29
£698 GBP
View
13 more retailers have this diamond
Prices start from £105 GBPSave up to £593 GBP

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
£105 GBP