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Emerald|Lab Grown|IGI

2.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG594321590

Shape and cutting style on the report: Emerald cut

Certificate IGI LG594321590

Diamond specifications and retailer prices

From HK$2,401 HKD
$306 USD
As of October 27, 2026
Save HK$16,038 HKD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$18,439 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.5ct lab-grown emerald diamond

This 2.5ct lab-grown emerald sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG594321590 or 594321590. Listed at 15 retailers as of October 27, 2026, with prices from HK$2,401 to HK$18,439, a HK$16,038 spread on the same certified stone. Brilliant Earth lists it at HK$18,439. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG594321590
Dimensions9.01 × 6.39 × 4.34 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.01 mm6.39 mm2.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG594321590
Side View
Table 64.0%Crown 38°Girdle: MediumPavilion 39.4°Culet: LNGDepth 67.9%

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 27
Current: HK$18,439 HKD|Low: HK$1,977 HKD|High: HK$19,616 HKD|Avg: HK$6,851 HKD|-6.0%
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 29, 2026
Retailer 8HK$2,307 HKD
Retailer 4HK$2,401 HKD
Retailer 12HK$2,785 HKD
Retailer 15HK$2,974 HKD
Retailer 16HK$2,974 HKD
Retailer 11HK$4,198 HKD
Retailer 9HK$4,424 HKD
Retailer 5HK$4,857 HKD
Retailer 2HK$5,273 HKD
Retailer 6HK$5,900 HKD
Retailer 13HK$9,141 HKD
Retailer 3HK$9,565 HKD
Retailer 10HK$11,988 HKD
Retailer 14HK$13,967 HKD
Retailer 7HK$15,144 HKD
Brilliant EarthHK$18,439 HKD

39 data points across 16 retailers

15 retailersHK$2,401 HKD to HK$18,439 HKD

A
Cheapest Retailer
-
HK$2,401 HKD
$306 USD
A
Retailer 2
-
HK$2,785 HKD
$355 USD
View
A
Retailer 3
-
HK$2,974 HKD
$379 USD
View
A
Retailer 4
-
HK$2,974 HKD
$379 USD
View
A
Retailer 5
-
HK$4,198 HKD
$535 USD
View
A
Retailer 6
-
HK$4,424 HKD
€537 EUR
View
B+
Retailer 7
-
HK$4,857 HKD
$619 USD
View
B+
Retailer 8
-
HK$5,273 HKD
£529 GBP
View
B+
Retailer 9
-
HK$5,900 HKD
$752 USD
View
B
Retailer 10
-
HK$9,141 HKD
$1,165 USD
View
B
Retailer 11
-
HK$9,565 HKD
$1,219 USD
View
B
Retailer 12
-
HK$11,988 HKD
£1,203 GBP
View
B
Retailer 13
-
HK$13,967 HKD
$1,780 USD
View
B
Retailer 14
-
HK$15,144 HKD
$1,930 USD
View
Most Expensive
B
Brilliant Earth
7880824A · Oct 29
HK$18,439 HKD
$2,350 USD
View
14 more retailers have this diamond
Prices start from HK$2,401 HKDSave up to HK$16,038 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
2.50ct Emerald
HK$2,401 HKD