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Emerald|Lab Grown|IGI

1.78ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG840634464

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840634464

Diamond specifications and retailer prices

From HK$3,695 HKD
$471 USD
As of October 30, 2026
Save HK$30,394 HKD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$34,090 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634464 or 840634464. Listed at 20 retailers as of October 28, 2026, with prices from HK$3,695 to HK$34,090, a HK$30,394 spread on the same certified stone. Rare Carat lists it at HK$34,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634464
Dimensions8.06 × 5.76 × 3.91 mm
L/W Ratio1.40
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
8.06 mm5.76 mm1.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634464
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 38.9°Culet: LargeDepth 67.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$34,090 HKD|Low: HK$3,695 HKD|High: HK$34,090 HKD|Avg: HK$12,394 HKD
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
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Retailer 17
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Retailer 19
Retailer 20
October 31, 2026
Retailer 10HK$3,695 HKD
Retailer 5HK$4,143 HKD
Retailer 6HK$4,143 HKD
Retailer 19HK$4,582 HKD
Retailer 8HK$6,512 HKD
Retailer 18HK$6,943 HKD
Retailer 15HK$7,011 HKD
Retailer 9HK$7,163 HKD
Retailer 14HK$7,606 HKD
Retailer 17HK$7,880 HKD
Retailer 2HK$10,686 HKD
Retailer 3HK$11,110 HKD
Retailer 11HK$14,555 HKD
Retailer 20HK$14,742 HKD
Retailer 4HK$14,973 HKD
Retailer 13HK$16,107 HKD
Retailer 16HK$16,939 HKD
Retailer 7HK$19,967 HKD
Retailer 12HK$26,919 HKD
Rare CaratHK$34,090 HKD

13 data points across 20 retailers

20 retailersHK$3,695 HKD to HK$34,090 HKD

A
Cheapest Retailer
-
HK$3,695 HKD
$471 USD
A
Retailer 2
-
HK$4,143 HKD
$528 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,143 HKD
$528 USD
View
A
Retailer 4
-
HK$4,582 HKD
$584 USD
View
A
Retailer 5
-
HK$6,512 HKD
$830 USD
View
A
Retailer 6
-
HK$6,943 HKD
$885 USD
View
A
Retailer 7
-
HK$7,011 HKD
€851 EUR
View
A
Retailer 8
-
HK$7,163 HKD
$913 USD
View
A
Retailer 9
-
HK$7,606 HKD
£763 GBP
View
A
Retailer 10
-
HK$7,880 HKD
ZAR 16,226 ZAR
View
B+
Retailer 11
-
HK$10,686 HKD
$1,362 USD
View
B+
Retailer 12
-
HK$11,110 HKD
$1,416 USD
View
B+
Retailer 13
-
HK$14,555 HKD
SGD 2,507 SGD
View
B
Retailer 14
-
HK$14,742 HKD
$1,879 USD
View
B+
Retailer 15
-
HK$14,973 HKD
$1,908 USD
View
B+
Retailer 16
-
HK$16,107 HKD
$2,053 USD
View
B+
Retailer 17
-
HK$16,939 HKD
£1,700 GBP
View
B+
Retailer 18
-
HK$19,967 HKD
$2,545 USD
View
B
Retailer 19
-
HK$26,919 HKD
$3,431 USD
View
Most Expensive
B
Rare Carat
PE-254688 · Oct 28
HK$34,090 HKD
$4,345 USD
View
19 more retailers have this diamond
Prices start from HK$3,695 HKDSave up to HK$30,394 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$3,695 HKD