Emerald|Lab Grown|IGI

1.66ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG425067414

Shape and cutting style on the report: Emerald cut

Certificate IGI LG425067414

Diamond specifications and retailer prices

From HK$7,218 HKD
$920 USD
As of November 2, 2026
Save HK$34,144 HKD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$41,363 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.66ct lab-grown emerald diamond

This 1.66ct lab-grown emerald sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067414 or 425067414. Listed at 11 retailers as of November 1, 2026, with prices from HK$7,218 to HK$41,363, a HK$34,144 spread on the same certified stone. MOH London lists it at HK$41,363. 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

1.66
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle28.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067414
Dimensions7.98 × 5.55 × 3.80 mm
L/W Ratio1.44
Culet sizeLong
Cert comments
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Top View
7.98 mm5.55 mm1.66 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG425067414
Side View
Table 61.5%Crown 28.1°Girdle: Slightly ThickPavilion 40.5°Culet: LNGDepth 68.5%

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: Nov 2
Current: HK$41,363 HKD|Low: HK$7,218 HKD|High: HK$41,921 HKD|Avg: HK$20,513 HKD
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
Retailer 14
November 1, 2026
Retailer 2HK$7,218 HKD
Retailer 8HK$12,483 HKD
Retailer 13HK$13,582 HKD
Retailer 14HK$13,982 HKD
Retailer 9HK$14,484 HKD
Retailer 12HK$14,484 HKD
Retailer 6HK$14,932 HKD
Retailer 3HK$15,810 HKD
Retailer 4HK$19,505 HKD
Retailer 10HK$22,785 HKD
Retailer 7HK$25,610 HKD
Retailer 11HK$27,148 HKD
MOH LondonHK$41,363 HKD
Retailer 5HK$41,472 HKD

21 data points across 14 retailers

11 retailersHK$7,218 HKD to HK$41,363 HKD

A
Cheapest Retailer
-
HK$7,218 HKD
$920 USD
B+
Retailer 2
-
HK$12,483 HKD
$1,591 USD
View
B+
Retailer 3
-
HK$13,582 HKD
$1,731 USD
View
B+
Retailer 4
-
HK$13,982 HKD
$1,782 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$14,484 HKD
$1,846 USD
View
Retailer 6
-
HK$14,484 HKD
$1,846 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
HK$15,810 HKD
$2,015 USD
View
B
Retailer 8
-
HK$22,785 HKD
$2,904 USD
View
B
Retailer 9
-
HK$25,610 HKD
$3,264 USD
View
B
Retailer 10
-
HK$27,148 HKD
$3,460 USD
View
Most Expensive
B
MOH London
LG425067414 · Nov 1
HK$41,363 HKD
£4,151 GBP
View
10 more retailers have this diamond
Prices start from HK$7,218 HKDSave up to HK$34,144 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
1.66ct Emerald
HK$7,218 HKD