CaratHunter
Plans
Emerald|Lab Grown|IGI

4.28ct D FL Emerald Lab Grown Diamond

EX • D/FL • IGI LG791609544

Shape and cutting style on the report: Emerald cut

Certificate IGI LG791609544

Diamond specifications and retailer prices

From HK$36,828 HKD
$4,694 USD
As of October 30, 2026
Save HK$216,510 HKD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$253,338 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.28ct lab-grown emerald diamond

This 4.28ct 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 LG791609544 or 791609544. Listed at 23 retailers as of October 29, 2026, with prices from HK$36,828 to HK$253,338, a HK$216,510 spread on the same certified stone. Do Amore Diamonds lists it at HK$253,338. 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

4.28
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791609544
Dimensions11.15 × 7.70 × 5.07 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
11.15 mm7.70 mm4.28 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791609544
Side View
Table 64.0%Crown 33.3°Girdle: Slightly ThickPavilion 42.2°Culet: LargeDepth 65.8%

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$253,338 HKD|Low: HK$38,052 HKD|High: HK$253,338 HKD|Avg: HK$86,310 HKD
Do Amore Diamonds
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
October 30, 2026
Retailer 16HK$38,052 HKD
Retailer 13HK$38,593 HKD
Retailer 6HK$40,703 HKD
Retailer 7HK$41,237 HKD
Retailer 15HK$42,955 HKD
Retailer 14HK$54,559 HKD
Retailer 2HK$60,384 HKD
Retailer 17HK$61,502 HKD
Retailer 9HK$66,839 HKD
Retailer 11HK$73,812 HKD
Retailer 12HK$96,462 HKD
Retailer 10HK$100,355 HKD
Retailer 3HK$117,582 HKD
Retailer 4HK$149,606 HKD
Retailer 5HK$168,629 HKD
Retailer 8HK$225,360 HKD
Do Amore DiamondsHK$253,338 HKD

41 data points across 17 retailers

23 retailersHK$36,828 HKD to HK$253,338 HKD

A
Cheapest Retailer
-
HK$36,828 HKD
$4,694 USD
A
Retailer 2
-
HK$38,052 HKD
$4,850 USD
View
A
Retailer 3
-
HK$38,593 HKD
$4,919 USD
View
A
Retailer 4
-
HK$40,703 HKD
$5,188 USD
View
A
Retailer 5
-
HK$41,237 HKD
$5,256 USD
View
Final sale: no returns
A
Retailer 6
-
HK$42,720 HKD
$5,445 USD
View
Retailer 7
-
HK$42,720 HKD
$5,445 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
HK$42,955 HKD
$5,475 USD
View
A
Retailer 9
-
HK$54,559 HKD
$6,954 USD
View
A
Retailer 10
-
HK$55,971 HKD
$7,134 USD
View
A
Retailer 11
-
HK$60,384 HKD
£6,060 GBP
View
B+
Retailer 12
-
HK$61,502 HKD
$7,839 USD
View
B+
Retailer 13
-
HK$66,839 HKD
£6,708 GBP
View
B+
Retailer 14
-
HK$73,812 HKD
€8,960 EUR
View
B+
Retailer 15
-
HK$96,462 HKD
£9,681 GBP
View
B+
Retailer 16
-
HK$100,355 HKD
ZAR 206,641 ZAR
View
B
Retailer 17
-
HK$117,582 HKD
$14,987 USD
View
B
Retailer 18
-
HK$129,529 HKD
$16,510 USD
View
B
Retailer 19
-
HK$149,606 HKD
$19,069 USD
View
B
Retailer 20
-
HK$159,707 HKD
$20,356 USD
View
B
Retailer 21
-
HK$168,629 HKD
$21,493 USD
View
B
Retailer 22
-
HK$225,360 HKD
$28,724 USD
View
Most Expensive
B
Do Amore Diamonds
27-9BCD18018 · Oct 29
HK$253,338 HKD
$32,290 USD
View
22 more retailers have this diamond
Prices start from HK$36,828 HKDSave up to HK$216,510 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
4.28ct Emerald
HK$36,828 HKD