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Emerald|Lab Grown|IGI

2.56ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG660483268

Shape and cutting style on the report: Emerald cut

Certificate IGI LG660483268

Diamond specifications and retailer prices

From HK$2,668 HKD
$340 USD
As of October 30, 2026
Save HK$26,678 HKD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$29,346 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.56ct lab-grown emerald diamond

This 2.56ct 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 LG660483268 or 660483268. Listed at 19 retailers as of October 29, 2026, with prices from HK$2,668 to HK$29,346, a HK$26,678 spread on the same certified stone. Brilliant Earth lists it at HK$29,346. 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

2.56
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660483268
Dimensions9.17 × 6.44 × 4.42 mm
L/W Ratio1.42
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.17 mm6.44 mm2.56 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660483268
Side View
Table 64.0%Crown 34.3°Girdle: MED-STKPavilion 38.3°Culet: LNGDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$29,346 HKD|Low: HK$2,668 HKD|High: HK$30,601 HKD|Avg: HK$11,201 HKD|-4.1%
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
October 30, 2026
Retailer 11HK$2,668 HKD
Retailer 13HK$2,989 HKD
Retailer 12HK$3,311 HKD
Retailer 5HK$4,402 HKD
Retailer 10HK$4,433 HKD
Retailer 4HK$5,249 HKD
Retailer 2HK$6,610 HKD
Retailer 9HK$9,714 HKD
Retailer 3HK$12,835 HKD
Retailer 8HK$14,084 HKD
Retailer 6HK$14,359 HKD
Retailer 7HK$23,696 HKD
Brilliant EarthHK$29,346 HKD

34 data points across 13 retailers

19 retailersHK$2,668 HKD to HK$29,346 HKD

Retailer 1
-
HK$2,668 HKD
$340 USD
Price last confirmed 38 days ago
A
Retailer 2
-
HK$2,668 HKD
$340 USD
View
A
Retailer 3
-
HK$2,989 HKD
$381 USD
View
Final sale: no returns
Retailer 4
-
HK$3,272 HKD
$417 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
HK$3,311 HKD
$422 USD
View
A
Retailer 6
-
HK$3,311 HKD
$422 USD
View
B+
Retailer 7
-
HK$4,402 HKD
$561 USD
View
A
Retailer 8
-
HK$4,433 HKD
$565 USD
View
B+
Retailer 9
-
HK$6,238 HKD
$795 USD
View
B+
Retailer 10
-
HK$6,610 HKD
£663 GBP
View
B
Retailer 11
-
HK$9,714 HKD
$1,238 USD
View
B
Retailer 12
-
HK$11,754 HKD
$1,498 USD
View
B
Retailer 13
-
HK$12,835 HKD
$1,636 USD
View
B
Retailer 14
-
HK$12,974 HKD
$1,654 USD
View
Retailer 15
-
HK$14,084 HKD
$1,795 USD
View
Price last confirmed 12 days ago
Retailer 16
-
HK$14,084 HKD
$1,795 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
HK$14,359 HKD
£1,441 GBP
View
B
Retailer 18
-
HK$23,696 HKD
$3,020 USD
View
Most Expensive
B
Brilliant Earth
18600508A · Oct 29
HK$29,346 HKD
$3,740 USD
View
18 more retailers have this diamond
Prices start from HK$2,668 HKDSave up to HK$26,678 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
2.56ct Emerald
HK$2,668 HKD