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Emerald|Lab Grown|IGI

4.59ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG823694939

Shape and cutting style on the report: Emerald cut

Certificate IGI LG823694939

Diamond specifications and retailer prices

From HK$57,540 HKD
$7,334 USD
As of October 31, 2026
Save HK$201,093 HKD (78%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$290,773 HKD at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 4.59ct lab-grown emerald diamond

This 4.59ct 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 LG823694939 or 823694939. Listed at 19 retailers as of October 30, 2026, with a 349% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.59
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823694939
Dimensions11.63 × 7.74 × 5.10 mm
L/W Ratio1.50
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
11.63 mm7.74 mm4.59 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823694939
Side View
Table 64.0%Crown 34.1°Girdle: MediumPavilion 40.6°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 31
Current: HK$290,773 HKD|Low: HK$56,150 HKD|High: HK$400,052 HKD|Avg: HK$138,264 HKD
Michael Trio
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 30, 2026
Retailer 9HK$56,150 HKD
Retailer 3HK$57,540 HKD
Retailer 4HK$71,804 HKD
Retailer 10HK$71,975 HKD
Retailer 18HK$73,750 HKD
Retailer 13HK$82,725 HKD
Retailer 14HK$85,361 HKD
Retailer 16HK$86,067 HKD
Retailer 2HK$99,184 HKD
Retailer 6HK$117,655 HKD
Retailer 5HK$136,037 HKD
Retailer 12HK$147,318 HKD
Retailer 11HK$174,733 HKD
Retailer 7HK$199,908 HKD
Retailer 17HK$204,674 HKD
Retailer 8HK$258,634 HKD
Michael TrioHK$290,773 HKD
Retailer 15HK$400,052 HKD

32 data points across 18 retailers

19 retailersHK$57,540 HKD to HK$258,634 HKD

A
Cheapest Retailer
-
HK$57,540 HKD
$7,334 USD
Retailer 2
-
HK$70,768 HKD
$9,020 USD
View
Price last confirmed 38 days ago
B+
Retailer 3
-
HK$71,804 HKD
$9,152 USD
View
Final sale: no returns
Retailer 4
-
HK$71,975 HKD
$9,174 USD
View
Price last confirmed 51 days ago
B+
Retailer 5
-
HK$73,750 HKD
$9,400 USD
View
Retailer 6
-
HK$80,960 HKD
$10,319 USD
View
Price last confirmed 37 days ago
B+
Retailer 7
-
HK$82,725 HKD
$10,544 USD
View
B+
Retailer 8
-
HK$85,361 HKD
View
B+
Retailer 9
-
HK$86,067 HKD
$10,970 USD
View
B+
Retailer 10
-
HK$99,184 HKD
£9,954 GBP
View
B
Retailer 11
-
HK$117,655 HKD
£11,808 GBP
View
B
Retailer 12
-
HK$136,037 HKD
$17,339 USD
View
B
Retailer 13
-
HK$147,318 HKD
£14,785 GBP
View
B
Retailer 14
-
HK$174,733 HKD
ZAR 359,792 ZAR
View
Retailer 15
-
HK$199,908 HKD
$25,480 USD
View
Price last confirmed 37 days ago
B
Retailer 16
-
HK$204,674 HKD
$26,087 USD
View
B
Retailer 17
-
HK$258,634 HKD
$32,965 USD
View
Most Expensive
Michael Trio
1408434371 · Oct 30
HK$290,773 HKD
SGD 50,083 SGD
View
Price under review
17 more retailers have this diamond
Prices start from HK$57,540 HKDSave up to HK$201,093 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
4.59ct Emerald
HK$57,540 HKD