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Emerald|Lab Grown|IGI

4.66ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG780667818

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780667818

Diamond specifications and retailer prices

From HK$51,625 HKD
$6,580 USD
As of November 2, 2026
Save HK$154,465 HKD (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$206,090 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.66ct lab-grown emerald diamond

This 4.66ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780667818 or 780667818. Listed at 19 retailers as of October 31, 2026, with prices from HK$51,625 to HK$206,090, a HK$154,465 spread on the same certified stone. Taylor and Hart lists it at HK$206,090. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.66
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780667818
Dimensions11.47 × 7.88 × 5.18 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.47 mm7.88 mm4.66 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780667818
Side View
Table 65.0%Crown 36.6°Girdle: MediumPavilion 39.8°Culet: LargeDepth 65.7%

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 2
Current: HK$75,236 HKD|Low: HK$51,625 HKD|High: HK$226,859 HKD|Avg: HK$92,131 HKD|-27.6%
Retailer 1
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Taylor and Hart
November 2, 2026
Retailer 17HK$51,625 HKD
Retailer 15HK$53,696 HKD
Retailer 6HK$54,182 HKD
Retailer 7HK$57,823 HKD
Retailer 14HK$59,667 HKD
Retailer 5HK$59,886 HKD
Retailer 9HK$59,886 HKD
Retailer 18HK$68,862 HKD
Retailer 3HK$69,419 HKD
Retailer 16HK$70,007 HKD
Retailer 2HK$71,090 HKD
Retailer 1HK$75,236 HKD
Retailer 10HK$78,182 HKD
Retailer 8HK$85,491 HKD
Retailer 12HK$94,589 HKD
Retailer 13HK$100,025 HKD
Retailer 11HK$119,728 HKD
Retailer 4HK$166,669 HKD
Taylor and HartHK$206,090 HKD

40 data points across 19 retailers

19 retailersHK$51,625 HKD to HK$206,090 HKD

A
Cheapest Retailer
-
HK$51,625 HKD
$6,580 USD
A
Retailer 2
-
HK$53,696 HKD
$6,844 USD
View
A
Retailer 3
-
HK$54,182 HKD
$6,906 USD
View
A
Retailer 4
-
HK$57,823 HKD
$7,370 USD
View
Final sale: no returns
A
Retailer 5
-
HK$59,667 HKD
$7,605 USD
View
A
Retailer 6
-
HK$59,886 HKD
$7,633 USD
View
Retailer 7
-
HK$59,886 HKD
$7,633 USD
View
Price last confirmed 16 days ago
A
Retailer 8
-
HK$68,862 HKD
$8,777 USD
View
B+
Retailer 9
-
HK$69,419 HKD
$8,848 USD
View
A
Retailer 10
-
HK$70,007 HKD
$8,923 USD
View
B+
Retailer 11
-
HK$71,090 HKD
$9,061 USD
View
B+
Retailer 12
-
HK$75,236 HKD
£7,551 GBP
View
Retailer 13
-
HK$78,182 HKD
$9,965 USD
View
Price last confirmed 28 days ago
B+
Retailer 14
-
HK$85,491 HKD
£8,580 GBP
View
B+
Retailer 15
-
HK$94,589 HKD
€11,482 EUR
View
B+
Retailer 16
-
HK$100,025 HKD
$12,749 USD
View
B+
Retailer 17
-
HK$119,728 HKD
£12,016 GBP
View
B
Retailer 18
-
HK$166,669 HKD
$21,243 USD
View
Most Expensive
B
Taylor and Hart
M5W0TJQ · Oct 31
HK$206,090 HKD
$26,268 USD
View
18 more retailers have this diamond
Prices start from HK$51,625 HKDSave up to HK$154,465 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
4.66ct Emerald
HK$51,625 HKD