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Emerald|Lab Grown|IGI

1.78ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG823624458

Shape and cutting style on the report: Emerald cut

Certificate IGI LG823624458

Diamond specifications and retailer prices

From HK$2,370 HKD
$302 USD
As of October 30, 2026
Save HK$32,155 HKD (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$34,524 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.78ct lab-grown emerald diamond

This 1.78ct 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 LG823624458 or 823624458. Listed at 21 retailers as of October 29, 2026, with prices from HK$2,370 to HK$34,524, a HK$32,155 spread on the same certified stone. Brilliant Earth lists it at HK$34,524. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823624458
Dimensions8.23 × 5.54 × 3.65 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.23 mm5.54 mm1.78 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823624458
Side View
Table 66.0%Crown 40.7°Girdle: Slightly ThickPavilion 38.6°Culet: LargeDepth 65.9%

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$34,524 HKD|Low: HK$2,644 HKD|High: HK$36,643 HKD|Avg: HK$8,716 HKD|+9.7%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 4HK$2,644 HKD
Retailer 5HK$2,746 HKD
Retailer 6HK$2,942 HKD
Retailer 17HK$3,962 HKD
Retailer 15HK$4,159 HKD
Retailer 14HK$5,050 HKD
Retailer 2HK$5,203 HKD
Retailer 11HK$5,223 HKD
Retailer 13HK$6,850 HKD
Retailer 16HK$9,031 HKD
Retailer 9HK$9,447 HKD
Retailer 10HK$9,820 HKD
Retailer 7HK$10,726 HKD
Retailer 18HK$11,299 HKD
Retailer 8HK$11,480 HKD
Retailer 12HK$11,838 HKD
Retailer 3HK$11,922 HKD
Brilliant EarthHK$34,524 HKD

43 data points across 18 retailers

21 retailersHK$2,370 HKD to HK$34,524 HKD

A
Cheapest Retailer
-
HK$2,370 HKD
$302 USD
A
Retailer 2
-
HK$2,644 HKD
$337 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,746 HKD
$350 USD
View
A
Retailer 4
-
HK$2,942 HKD
$375 USD
View
A
Retailer 5
-
HK$2,942 HKD
$375 USD
View
B+
Retailer 6
-
HK$3,962 HKD
$505 USD
View
A
Retailer 7
-
HK$4,159 HKD
$530 USD
View
A
Retailer 8
-
HK$5,050 HKD
ZAR 10,398 ZAR
View
A
Retailer 9
-
HK$5,203 HKD
£522 GBP
View
A
Retailer 10
-
HK$5,223 HKD
€634 EUR
View
A
Retailer 11
-
HK$6,850 HKD
A$1,343 AUD
View
B+
Retailer 12
-
HK$9,031 HKD
$1,151 USD
View
B+
Retailer 13
-
HK$9,447 HKD
SGD 1,627 SGD
View
B+
Retailer 14
-
HK$9,447 HKD
$1,204 USD
View
B+
Retailer 15
-
HK$9,820 HKD
$1,252 USD
View
B+
Retailer 16
-
HK$10,726 HKD
$1,367 USD
View
B+
Retailer 17
-
HK$11,299 HKD
$1,440 USD
View
B+
Retailer 18
-
HK$11,480 HKD
£1,152 GBP
View
B+
Retailer 19
-
HK$11,838 HKD
£1,188 GBP
View
B+
Retailer 20
-
HK$11,922 HKD
$1,519 USD
View
Most Expensive
B
Brilliant Earth
20908654A · Oct 29
HK$34,524 HKD
$4,400 USD
View
20 more retailers have this diamond
Prices start from HK$2,370 HKDSave up to HK$32,155 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
1.78ct Emerald
HK$2,370 HKD