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Emerald|Lab Grown|IGI

4.31ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG780663836

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780663836

Diamond specifications and retailer prices

From HK$40,201 HKD
$5,124 USD
As of October 30, 2026
Save HK$130,529 HKD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$170,730 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.31ct lab-grown emerald diamond

This 4.31ct 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 LG780663836 or 780663836. Listed at 13 retailers as of October 30, 2026, with prices from HK$40,201 to HK$170,730, a HK$130,529 spread on the same certified stone. With Clarity lists it at HK$170,730. 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

4.31
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663836
Dimensions11.14 × 7.70 × 5.08 mm
L/W Ratio1.45
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
11.14 mm7.70 mm4.31 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663836
Side View
Table 64.0%Crown 30.4°Girdle: MED-STKPavilion 40.4°Culet: LargeDepth 66.0%

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$97,993 HKD|Low: HK$40,201 HKD|High: HK$178,176 HKD|Avg: HK$94,606 HKD|-45.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 10HK$40,201 HKD
Retailer 12HK$51,091 HKD
Retailer 11HK$53,828 HKD
Retailer 5HK$55,661 HKD
Retailer 4HK$66,076 HKD
Retailer 7HK$70,517 HKD
Retailer 2HK$80,293 HKD
Retailer 8HK$89,088 HKD
Retailer 6HK$91,089 HKD
Retailer 1HK$97,993 HKD
Retailer 3HK$115,607 HKD
Retailer 9HK$153,198 HKD
With ClarityHK$170,730 HKD

40 data points across 13 retailers

13 retailersHK$40,201 HKD to HK$170,730 HKD

A
Cheapest Retailer
-
HK$40,201 HKD
$5,124 USD
A
Retailer 2
-
HK$51,091 HKD
$6,512 USD
View
A
Retailer 3
-
HK$53,828 HKD
View
A
Retailer 4
-
HK$55,661 HKD
£5,586 GBP
View
B+
Retailer 5
-
HK$66,076 HKD
$8,422 USD
View
B+
Retailer 6
-
HK$70,517 HKD
€8,560 EUR
View
B+
Retailer 7
-
HK$80,293 HKD
$10,234 USD
View
B+
Retailer 8
-
HK$89,088 HKD
£8,941 GBP
View
B+
Retailer 9
-
HK$91,089 HKD
ZAR 187,562 ZAR
View
B+
Retailer 10
-
HK$97,993 HKD
$12,490 USD
View
B
Retailer 11
-
HK$115,607 HKD
$14,735 USD
View
B
Retailer 12
-
HK$153,198 HKD
$19,526 USD
View
Most Expensive
B
With Clarity
780663836 · Oct 30
HK$170,730 HKD
$21,761 USD
View
12 more retailers have this diamond
Prices start from HK$40,201 HKDSave up to HK$130,529 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
4.31ct Emerald
HK$40,201 HKD