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Emerald|Lab Grown|IGI

1.66ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG680560448

Shape and cutting style on the report: Emerald cut

Certificate IGI LG680560448

Diamond specifications and retailer prices

From HK$1,805 HKD
$230 USD
As of October 30, 2026
Save HK$16,829 HKD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$18,634 HKD at Rare Carat · As of November 1, 2026
View at Rare Carat

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG680560448 or 680560448. Listed at 18 retailers as of October 30, 2026, with prices from HK$1,805 to HK$18,634, a HK$16,829 spread on the same certified stone. Rare Carat lists it at HK$18,634. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680560448
Dimensions7.84 × 5.49 × 3.78 mm
L/W Ratio1.43
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
7.84 mm5.49 mm1.66 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680560448
Side View
Table 62.0%Crown 34.6°Girdle: MediumPavilion 39.3°Culet: LargeDepth 68.9%

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 30
Current: HK$18,634 HKD|Low: HK$1,734 HKD|High: HK$18,987 HKD|Avg: HK$5,377 HKD|-1.9%
Rare Carat
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
November 1, 2026
Retailer 15HK$1,805 HKD
Retailer 4HK$2,008 HKD
Retailer 7HK$2,095 HKD
Retailer 6HK$2,236 HKD
Retailer 16HK$2,236 HKD
Retailer 14HK$3,123 HKD
Retailer 10HK$3,841 HKD
Retailer 9HK$4,181 HKD
Retailer 8HK$4,260 HKD
Retailer 11HK$5,222 HKD
Retailer 5HK$7,187 HKD
Retailer 13HK$7,210 HKD
Retailer 12HK$8,728 HKD
Retailer 2HK$8,958 HKD
Retailer 3HK$9,101 HKD
Rare CaratHK$18,634 HKD

45 data points across 16 retailers

18 retailersHK$1,805 HKD to HK$18,634 HKD

A
Cheapest Retailer
-
HK$1,805 HKD
$230 USD
A
Retailer 2
-
HK$2,008 HKD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,095 HKD
$267 USD
View
Retailer 4
-
HK$2,236 HKD
$285 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
HK$2,236 HKD
$285 USD
View
B+
Retailer 6
-
HK$3,123 HKD
$398 USD
View
A
Retailer 7
-
HK$3,841 HKD
ZAR 7,908 ZAR
View
A
Retailer 8
-
HK$4,181 HKD
£420 GBP
View
A
Retailer 9
-
HK$4,260 HKD
$543 USD
View
A
Retailer 10
-
HK$5,222 HKD
A$1,024 AUD
View
A
Retailer 11
-
HK$7,187 HKD
$916 USD
View
A
Retailer 12
-
HK$7,210 HKD
$919 USD
View
A
Retailer 13
-
HK$7,598 HKD
$968 USD
View
B+
Retailer 14
-
HK$8,728 HKD
£876 GBP
View
B+
Retailer 15
-
HK$8,958 HKD
£899 GBP
View
B+
Retailer 16
-
HK$9,101 HKD
$1,160 USD
View
B+
Retailer 17
-
HK$9,250 HKD
$1,179 USD
View
Most Expensive
B
Rare Carat
GD5859_l_680560448 · Nov 1
HK$18,634 HKD
$2,375 USD
View
17 more retailers have this diamond
Prices start from HK$1,805 HKDSave up to HK$16,829 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$1,805 HKD