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Emerald|Lab Grown|IGI

1.66ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG626437419

Shape and cutting style on the report: Emerald cut

Certificate IGI LG626437419

Diamond specifications and retailer prices

From HK$1,663 HKD
$212 USD
As of November 1, 2026
Save HK$7,908 HKD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$9,572 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG626437419 or 626437419. Listed at 15 retailers as of October 31, 2026, with prices from HK$1,663 to HK$9,572, a HK$7,908 spread on the same certified stone. Brilliant Earth lists it at HK$9,572. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626437419
Dimensions8.31 × 5.68 × 3.72 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.31 mm5.68 mm1.66 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626437419
Side View
Table 64.0%Crown 34.7°Girdle: MediumPavilion 43.6°Culet: LNGDepth 65.5%

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 1
Current: HK$9,572 HKD|Low: HK$1,381 HKD|High: HK$10,042 HKD|Avg: HK$4,846 HKD|-4.7%
Brilliant Earth
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 3HK$1,663 HKD
Retailer 10HK$1,930 HKD
Retailer 12HK$2,063 HKD
Retailer 13HK$2,063 HKD
Retailer 8HK$3,205 HKD
Retailer 5HK$3,554 HKD
Retailer 7HK$3,824 HKD
Retailer 4HK$4,700 HKD
Retailer 14HK$6,645 HKD
Retailer 11HK$6,669 HKD
Retailer 2HK$7,179 HKD
Retailer 9HK$8,330 HKD
Retailer 6HK$8,654 HKD
Brilliant EarthHK$9,572 HKD

39 data points across 14 retailers

15 retailersHK$1,663 HKD to HK$9,572 HKD

A
Cheapest Retailer
-
HK$1,663 HKD
$212 USD
A
Retailer 2
-
HK$1,930 HKD
$246 USD
View
A
Retailer 3
-
HK$2,063 HKD
$263 USD
View
Retailer 4
-
HK$2,063 HKD
$263 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$3,205 HKD
€389 EUR
View
B+
Retailer 6
-
HK$3,554 HKD
$453 USD
View
B+
Retailer 7
-
HK$3,824 HKD
£384 GBP
View
B+
Retailer 8
-
HK$4,700 HKD
$599 USD
View
B
Retailer 9
-
HK$6,645 HKD
$847 USD
View
B
Retailer 10
-
HK$6,669 HKD
$850 USD
View
B
Retailer 11
-
HK$7,100 HKD
$905 USD
View
B
Retailer 12
-
HK$7,179 HKD
$915 USD
View
B
Retailer 13
-
HK$8,330 HKD
£836 GBP
View
B
Retailer 14
-
HK$8,654 HKD
$1,103 USD
View
Most Expensive
B
Brilliant Earth
9811875A · Oct 31
HK$9,572 HKD
$1,220 USD
View
14 more retailers have this diamond
Prices start from HK$1,663 HKDSave up to HK$7,908 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$1,663 HKD