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Emerald|Lab Grown|IGI

1.51ct H SI2 Emerald Lab Grown Diamond

ID • H/SI2 • IGI LG436044990

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436044990

Diamond specifications and retailer prices

From $1,565 NZD
As of November 4, 2026
Save $6,457 NZD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $8,022 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436044990 or 436044990. Listed at 10 retailers as of November 4, 2026, with prices from $1,565 to $8,022, a $6,457 spread on the same certified stone. MOH London lists it at $8,022. 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

1.51
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle24.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436044990
Dimensions7.48 × 5.56 × 3.74 mm
L/W Ratio1.35
Culet sizeLong
Cert comments
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Top View
7.48 mm5.56 mm1.51 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436044990
Side View
Table 67.0%Crown 24.7°Girdle: MediumPavilion 41.1°Culet: LNGDepth 67.3%

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: Nov 4
Current: $8,022 NZD|Low: $1,565 NZD|High: $8,151 NZD|Avg: $3,688 NZD|-0.3%
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 2$1,565 NZD
Retailer 6$2,158 NZD
Retailer 11$2,348 NZD
Retailer 12$2,416 NZD
Retailer 7$2,503 NZD
Retailer 10$2,503 NZD
Retailer 4$2,951 NZD
Retailer 3$3,536 NZD
Retailer 8$3,969 NZD
Retailer 9$4,693 NZD
Retailer 13$4,796 NZD
Retailer 5$5,602 NZD
MOH London$8,022 NZD

18 data points across 13 retailers

10 retailers$1,565 NZD to $8,022 NZD

B+
Cheapest Retailer
-
$1,565 NZD
B
Retailer 2
-
$2,158 NZD
View
B
Retailer 3
-
$2,348 NZD
View
B+
Retailer 4
-
$2,416 NZD
View
Final sale: no returns
B
Retailer 5
-
$2,503 NZD
View
Retailer 6
-
$2,503 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,969 NZD
View
B
Retailer 8
-
$4,693 NZD
View
B
Retailer 9
-
$4,796 NZD
View
Most Expensive
B
MOH London
LG436044990 · Nov 5
$8,022 NZD
£3,551 GBP
View
9 more retailers have this diamond
Prices start from $1,565 NZDSave up to $6,457 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+
1.51ct Emerald
$1,565 NZD