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Emerald|Lab Grown|IGI

1.43ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG833699321

Shape and cutting style on the report: Emerald cut

Certificate IGI LG833699321

Diamond specifications and retailer prices

From $256 USD
HK$2,000 HKD
As of October 30, 2026
Save $785 USD (75%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,041 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.43ct lab-grown emerald diamond

This 1.43ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG833699321 or 833699321. Listed at 5 retailers as of October 25, 2026, with prices from $256 to $1,041, a $785 spread on the same certified stone. MOH London lists it at $1,041. 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

1.43
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833699321
Dimensions7.35 × 5.25 × 3.68 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.35 mm5.25 mm1.43 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833699321
Side View
Table 64.0%Crown 32.5°Girdle: Slightly ThickPavilion 40.6°Culet: LargeDepth 70.1%

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 30
Current: $1,041 USD|Low: $256 USD|High: $1,053 USD|Avg: $431 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5$256 USD
Retailer 4$302 USD
Retailer 3$381 USD
Retailer 2$400 USD
MOH London$1,041 USD

32 data points across 5 retailers

5 retailers$256 USD to $1,041 USD

A
Cheapest Retailer
-
$256 USD
HK$2,000 HKD
B+
Retailer 2
-
$302 USD
View
A
Retailer 3
-
$381 USD
€363 EUR
View
A
Retailer 4
-
$400 USD
£315 GBP
View
Most Expensive
B
MOH London
LG833699321 · Oct 25
$1,041 USD
£820 GBP
View
4 more retailers have this diamond
Prices start from $256 USDSave up to $785 USD

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
1.43ct Emerald
$256 USD