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Emerald|Lab Grown|IGI

2.55ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG789628776

Shape and cutting style on the report: Emerald cut

Certificate IGI LG789628776

Diamond specifications and retailer prices

From HK$3,696 HKD
$471 USD
As of October 30, 2026
Save HK$25,885 HKD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$29,581 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.55ct lab-grown emerald diamond

This 2.55ct 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 LG789628776 or 789628776. Listed at 15 retailers as of October 29, 2026, with prices from HK$3,696 to HK$29,581, a HK$25,885 spread on the same certified stone. Brilliant Earth lists it at HK$29,581. 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

2.55
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789628776
Dimensions9.12 × 6.28 × 4.45 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.12 mm6.28 mm2.55 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789628776
Side View
Table 65.0%Crown 37.1°Girdle: Slightly ThickPavilion 39.5°Culet: LargeDepth 70.9%

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 30
Current: HK$29,581 HKD|Low: HK$3,547 HKD|High: HK$33,347 HKD|Avg: HK$10,507 HKD|-3.1%
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
October 30, 2026
Retailer 11HK$3,696 HKD
Retailer 13HK$4,127 HKD
Retailer 5HK$4,135 HKD
Retailer 4HK$4,582 HKD
Retailer 14HK$4,582 HKD
Retailer 9HK$5,689 HKD
Retailer 6HK$6,748 HKD
Retailer 15HK$7,164 HKD
Retailer 2HK$7,595 HKD
Retailer 10HK$12,311 HKD
Retailer 3HK$14,720 HKD
Retailer 7HK$14,954 HKD
Retailer 12HK$16,142 HKD
Retailer 8HK$16,910 HKD
Brilliant EarthHK$29,581 HKD

43 data points across 15 retailers

15 retailersHK$3,696 HKD to HK$29,581 HKD

A
Cheapest Retailer
-
HK$3,696 HKD
$471 USD
A
Retailer 2
-
HK$4,127 HKD
$526 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,135 HKD
$527 USD
View
Retailer 4
-
HK$4,582 HKD
$584 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$4,582 HKD
$584 USD
View
A
Retailer 6
-
HK$5,689 HKD
$725 USD
View
B+
Retailer 7
-
HK$6,748 HKD
$860 USD
View
B
Retailer 8
-
HK$7,164 HKD
$913 USD
View
B+
Retailer 9
-
HK$7,595 HKD
£762 GBP
View
B
Retailer 10
-
HK$12,311 HKD
$1,569 USD
View
B
Retailer 11
-
HK$14,720 HKD
$1,876 USD
View
B
Retailer 12
-
HK$14,954 HKD
$1,906 USD
View
B
Retailer 13
-
HK$16,142 HKD
$2,057 USD
View
B
Retailer 14
-
HK$16,910 HKD
£1,697 GBP
View
Most Expensive
B
Brilliant Earth
21067172A · Oct 29
HK$29,581 HKD
$3,770 USD
View
14 more retailers have this diamond
Prices start from HK$3,696 HKDSave up to HK$25,885 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
2.55ct Emerald
HK$3,696 HKD