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Emerald|Lab Grown|IGI

1.00ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG400943064

Shape and cutting style on the report: Emerald cut

Certificate IGI LG400943064

Diamond specifications and retailer prices

From HK$6,143 HKD
$783 USD
As of October 29, 2026
Save HK$20,700 HKD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$26,843 HKD at MOH London · As of October 29, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG400943064 or 400943064. Listed at 9 retailers as of October 29, 2026, with prices from HK$6,143 to HK$26,843, a HK$20,700 spread on the same certified stone. MOH London lists it at HK$26,843. 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
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle22.2°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG400943064
Dimensions6.45 × 4.80 × 3.22 mm
L/W Ratio1.34
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.45 mm4.80 mm1.00 ctJ / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG400943064
Side View
Table 62.5%Crown 22.2°Girdle: Slightly ThickPavilion 40.1°Culet: LNGDepth 67.1%

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: Oct 29
Current: HK$26,843 HKD|Low: HK$5,892 HKD|High: HK$27,062 HKD|Avg: HK$12,811 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 3HK$6,143 HKD
Retailer 7HK$6,873 HKD
Retailer 4HK$7,124 HKD
Retailer 6HK$7,124 HKD
Retailer 8HK$11,008 HKD
Retailer 5HK$11,502 HKD
Retailer 9HK$15,942 HKD
Retailer 2HK$16,939 HKD
MOH LondonHK$26,843 HKD

14 data points across 9 retailers

9 retailersHK$6,143 HKD to HK$26,843 HKD

A
Cheapest Retailer
-
HK$6,143 HKD
$783 USD
B+
Retailer 2
-
HK$6,685 HKD
$852 USD
View
B+
Retailer 3
-
HK$6,873 HKD
$876 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$7,124 HKD
$908 USD
View
Retailer 5
-
HK$7,124 HKD
$908 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
HK$11,502 HKD
$1,466 USD
View
B
Retailer 7
-
HK$16,939 HKD
$2,159 USD
View
B
Retailer 8
-
HK$20,030 HKD
$2,553 USD
View
Most Expensive
C
MOH London
LG400943064 · Oct 29
HK$26,843 HKD
£2,694 GBP
View
8 more retailers have this diamond
Prices start from HK$6,143 HKDSave up to HK$20,700 HKD

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
HK$6,143 HKD