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Emerald|Lab Grown|IGI

0.50ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG436045874

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436045874

Diamond specifications and retailer prices

From $479 NZD
$270 USD
As of October 29, 2026
Save $1,910 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,389 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436045874 or 436045874. Listed at 11 retailers as of October 29, 2026, with prices from $479 to $2,389, a $1,910 spread on the same certified stone. MOH London lists it at $2,389. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle28°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045874
Dimensions5.84 × 3.82 × 2.37 mm
L/W Ratio1.53
Culet sizeLong
Cert comments
undefined
Top View
5.84 mm3.82 mm0.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045874
Side View
Table 63.0%Crown 28°Girdle: MediumPavilion 40.3°Culet: LNGDepth 62.0%

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: $2,389 NZD|Low: $460 NZD|High: $2,407 NZD|Avg: $1,101 NZD|-0.6%
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
October 31, 2026
Retailer 10$479 NZD
Retailer 3$534 NZD
Retailer 15$555 NZD
Retailer 11$593 NZD
Retailer 14$593 NZD
Retailer 8$603 NZD
Retailer 7$775 NZD
Retailer 4$878 NZD
Retailer 12$985 NZD
Retailer 2$1,107 NZD
Retailer 5$1,215 NZD
Retailer 9$1,822 NZD
Retailer 13$1,907 NZD
Retailer 6$2,384 NZD
MOH London$2,389 NZD

28 data points across 15 retailers

11 retailers$479 NZD to $2,389 NZD

B+
Cheapest Retailer
-
$479 NZD
$270 USD
B+
Retailer 2
-
$534 NZD
$301 USD
View
Final sale: no returns
B+
Retailer 3
-
$555 NZD
$313 USD
View
B+
Retailer 4
-
$593 NZD
$334 USD
View
B+
Retailer 5
-
$593 NZD
$334 USD
View
B+
Retailer 6
-
$603 NZD
$340 USD
View
B
Retailer 7
-
$985 NZD
$555 USD
View
B
Retailer 8
-
$1,107 NZD
€594 EUR
View
C
Retailer 9
-
$1,822 NZD
$1,027 USD
View
C
Retailer 10
-
$1,907 NZD
$1,075 USD
View
Most Expensive
B
MOH London
LG436045874 · Oct 29
$2,389 NZD
£1,060 GBP
View
10 more retailers have this diamond
Prices start from $479 NZDSave up to $1,910 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.

B+
0.50ct Emerald
$479 NZD