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Emerald|Lab Grown|IGI

1.00ct H SI2 Emerald Lab Grown Diamond

ID • H/SI2 • IGI LG425067323

Shape and cutting style on the report: Emerald cut

Certificate IGI LG425067323

Diamond specifications and retailer prices

From $882 NZD
As of November 6, 2026
Save $3,672 NZD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,555 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067323 or 425067323. Listed at 10 retailers as of November 5, 2026, with prices from $882 to $4,555, a $3,672 spread on the same certified stone. MOH London lists it at $4,555. 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

1.00
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067323
Dimensions6.69 × 4.76 × 3.03 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
undefined
Top View
6.69 mm4.76 mm1.00 ctH / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067323
Side View
Table 66.5%Crown 35.8°Girdle: Slightly ThickPavilion 34°Culet: LNGDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,555 NZD|Low: $635 NZD|High: $4,622 NZD|Avg: $1,776 NZD|-0.2%
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
November 5, 2026
Retailer 4$635 NZD
Retailer 7$882 NZD
Retailer 13$986 NZD
Retailer 12$987 NZD
Retailer 2$1,032 NZD
Retailer 8$1,094 NZD
Retailer 11$1,094 NZD
Retailer 9$1,702 NZD
Retailer 3$1,855 NZD
Retailer 5$2,289 NZD
Retailer 10$2,876 NZD
Retailer 6$2,941 NZD
MOH London$4,555 NZD

18 data points across 13 retailers

10 retailers$882 NZD to $4,555 NZD

A
Cheapest Retailer
-
$882 NZD
B+
Retailer 2
-
$986 NZD
View
Final sale: no returns
B+
Retailer 3
-
$987 NZD
View
B+
Retailer 4
-
$1,032 NZD
View
B+
Retailer 5
-
$1,094 NZD
View
Retailer 6
-
$1,094 NZD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
$1,702 NZD
View
B
Retailer 8
-
$2,876 NZD
View
B
Retailer 9
-
$2,941 NZD
View
Most Expensive
B
MOH London
LG425067323 · Nov 5
$4,555 NZD
£2,016 GBP
View
9 more retailers have this diamond
Prices start from $882 NZDSave up to $3,672 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
1.00ct Emerald
$882 NZD