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Emerald|Lab Grown|IGI

1.01ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512220523

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512220523

Diamond specifications and retailer prices

From $942 NZD
$531 USD
As of October 30, 2026
Save $2,131 NZD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,903 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512220523 or 512220523. Listed at 11 retailers as of October 30, 2026, with a 226% 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

1.01
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle18.2°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512220523
Dimensions7.16 × 4.67 × 2.80 mm
L/W Ratio1.53
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
7.16 mm4.67 mm1.01 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512220523
Side View
Table 68.5%Crown 18.2°Girdle: MED-STKPavilion 34.1°Culet: LNGDepth 60.0%

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 30
Current: $4,903 NZD|Low: $751 NZD|High: $4,937 NZD|Avg: $1,855 NZD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 5$942 NZD
Retailer 3$1,054 NZD
Retailer 11$1,056 NZD
Retailer 7$1,169 NZD
Retailer 10$1,169 NZD
Retailer 6$1,348 NZD
Retailer 8$1,808 NZD
Retailer 2$1,813 NZD
Retailer 4$3,015 NZD
Retailer 9$3,073 NZD
MOH London$4,903 NZD

43 data points across 11 retailers

11 retailers$942 NZD to $3,073 NZD

B+
Cheapest Retailer
-
$942 NZD
$531 USD
B+
Retailer 2
-
$1,054 NZD
$594 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,056 NZD
$595 USD
View
B
Retailer 4
-
$1,169 NZD
$659 USD
View
Retailer 5
-
$1,169 NZD
$659 USD
View
Price last confirmed 15 days ago
B
Retailer 6
-
$1,348 NZD
$760 USD
View
B
Retailer 7
-
$1,808 NZD
$1,019 USD
View
B
Retailer 8
-
$1,813 NZD
£805 GBP
View
B
Retailer 9
-
$3,015 NZD
$1,699 USD
View
B
Retailer 10
-
$3,073 NZD
$1,732 USD
View
Most Expensive
MOH London
LG512220523 · Oct 29
$4,903 NZD
£2,176 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $942 NZDSave up to $2,131 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+
1.01ct Emerald
$942 NZD