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 $249 NZD
$140 USD
As of October 25, 2026
Save $1,406 NZD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,655 NZD 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 $249 to $1,655, a $1,406 spread on the same certified stone. MOH London lists it at $1,655. 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: $1,655 NZD|Low: $182 NZD|High: $1,974 NZD|Avg: $538 NZD|-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$249 NZD
Retailer 7$273 NZD
Retailer 16$283 NZD
Retailer 15$319 NZD
Retailer 14$329 NZD
Retailer 9$353 NZD
Retailer 11$436 NZD
Retailer 2$466 NZD
Retailer 13$477 NZD
Retailer 4$545 NZD
Retailer 3$638 NZD
Retailer 5$659 NZD
Retailer 10$748 NZD
Retailer 8$797 NZD
Retailer 12$1,132 NZD
MOH London$1,655 NZD

28 data points across 16 retailers

14 retailers$249 NZD to $1,655 NZD

A
Cheapest Retailer
-
$249 NZD
$140 USD
B+
Retailer 2
-
$283 NZD
$159 USD
View
B+
Retailer 3
-
$319 NZD
$179 USD
View
Final sale: no returns
B+
Retailer 4
-
$329 NZD
$185 USD
View
A
Retailer 5
-
$353 NZD
$198 USD
View
B+
Retailer 6
-
$436 NZD
$245 USD
View
B+
Retailer 7
-
$466 NZD
€249 EUR
View
B+
Retailer 8
-
$477 NZD
$268 USD
View
B
Retailer 9
-
$545 NZD
$306 USD
View
B
Retailer 10
-
$638 NZD
£282 GBP
View
B
Retailer 11
-
$659 NZD
$370 USD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$748 NZD
$420 USD
View
B
Retailer 13
-
$1,132 NZD
$636 USD
View
Most Expensive
B
MOH London
LG627452904 · Oct 29
$1,655 NZD
£732 GBP
View
13 more retailers have this diamond
Prices start from $249 NZDSave up to $1,406 NZD

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
$249 NZD