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Asscher|Lab Grown|IGI

1.78ct E FL Asscher Lab Grown Diamond

ID • E/FL • IGI LG840634914

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840634914

Diamond specifications and retailer prices

From HK$4,522 HKD
£454 GBP
As of October 30, 2026
Save HK$26,469 HKD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$30,991 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634914 or 840634914. Listed at 16 retailers as of October 30, 2026, with prices from HK$4,522 to HK$30,991, a HK$26,469 spread on the same certified stone. Brilliant Earth lists it at HK$30,991. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634914
Dimensions6.77 × 6.66 × 4.39 mm
L/W Ratio1.02
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
6.77 mm6.66 mm1.78 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634914
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 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$30,991 HKD|Low: HK$4,513 HKD|High: HK$40,248 HKD|Avg: HK$14,778 HKD|-23.0%
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
October 31, 2026
Retailer 10HK$4,522 HKD
Retailer 5HK$5,155 HKD
Retailer 14HK$5,492 HKD
Retailer 16HK$6,865 HKD
Retailer 2HK$7,244 HKD
Retailer 13HK$7,525 HKD
Retailer 11HK$9,062 HKD
Retailer 9HK$10,600 HKD
Retailer 3HK$11,125 HKD
Retailer 4HK$14,327 HKD
Retailer 15HK$15,244 HKD
Retailer 12HK$16,172 HKD
Retailer 6HK$18,753 HKD
Retailer 7HK$26,260 HKD
Retailer 8HK$30,794 HKD
Brilliant EarthHK$30,991 HKD

15 data points across 16 retailers

16 retailersHK$4,522 HKD to HK$30,991 HKD

A
Cheapest Retailer
-
HK$4,522 HKD
£454 GBP
A
Retailer 2
-
HK$5,155 HKD
$657 USD
View
Final sale: no returns
A
Retailer 3
-
HK$5,492 HKD
$700 USD
View
A
Retailer 4
-
HK$6,865 HKD
$875 USD
View
A
Retailer 5
-
HK$7,244 HKD
£727 GBP
View
A
Retailer 6
-
HK$7,525 HKD
ZAR 15,494 ZAR
View
A
Retailer 7
-
HK$9,062 HKD
€1,100 EUR
View
B+
Retailer 8
-
HK$10,600 HKD
$1,351 USD
View
B+
Retailer 9
-
HK$11,125 HKD
$1,418 USD
View
B+
Retailer 10
-
HK$14,327 HKD
$1,826 USD
View
B+
Retailer 11
-
HK$15,244 HKD
$1,943 USD
View
B+
Retailer 12
-
HK$16,172 HKD
£1,623 GBP
View
B
Retailer 13
-
HK$18,753 HKD
SGD 3,230 SGD
View
B
Retailer 14
-
HK$26,260 HKD
$3,347 USD
View
Retailer 15
-
HK$30,794 HKD
$3,925 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21861713A · Oct 30
HK$30,991 HKD
$3,950 USD
View
15 more retailers have this diamond
Prices start from HK$4,522 HKDSave up to HK$26,469 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 Asscher
HK$4,522 HKD