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Emerald|Lab Grown|IGI

1.31ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG550230509

Shape and cutting style on the report: Emerald cut

Certificate IGI LG550230509

Diamond specifications and retailer prices

From HK$1,381 HKD
$176 USD
As of October 30, 2026
Save HK$8,975 HKD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$10,356 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown emerald diamond

This 1.31ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG550230509 or 550230509. Listed at 18 retailers as of October 30, 2026, with prices from HK$1,381 to HK$10,356, a HK$8,975 spread on the same certified stone. Do Amore Diamonds lists it at HK$10,356. 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

1.31
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550230509
Dimensions7.61 × 5.09 × 3.41 mm
L/W Ratio1.50
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
7.61 mm5.09 mm1.31 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550230509
Side View
Table 63.5%Crown 29.8°Girdle: MediumPavilion 41.7°Culet: LNGDepth 67.0%

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$10,356 HKD|Low: HK$1,098 HKD|High: HK$11,062 HKD|Avg: HK$4,934 HKD|-0.8%
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
Retailer 18
Retailer 19
October 31, 2026
Retailer 9HK$1,381 HKD
Retailer 19HK$1,538 HKD
Retailer 15HK$1,601 HKD
Retailer 6HK$1,710 HKD
Retailer 13HK$1,710 HKD
Retailer 17HK$2,307 HKD
Retailer 2HK$3,446 HKD
Retailer 4HK$3,799 HKD
Retailer 7HK$4,276 HKD
Retailer 14HK$5,178 HKD
Retailer 18HK$5,220 HKD
Retailer 5HK$6,073 HKD
Retailer 10HK$6,355 HKD
Retailer 3HK$6,904 HKD
Retailer 11HK$6,972 HKD
Retailer 8HK$7,429 HKD
Retailer 16HK$8,773 HKD
Retailer 12HK$8,838 HKD
Do Amore DiamondsHK$10,356 HKD

43 data points across 19 retailers

18 retailersHK$1,381 HKD to HK$10,356 HKD

A
Cheapest Retailer
-
HK$1,381 HKD
$176 USD
A
Retailer 2
-
HK$1,538 HKD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,601 HKD
$204 USD
View
A
Retailer 4
-
HK$1,710 HKD
$218 USD
View
A
Retailer 5
-
HK$1,710 HKD
$218 USD
View
B+
Retailer 6
-
HK$2,307 HKD
$294 USD
View
A
Retailer 7
-
HK$3,446 HKD
£346 GBP
View
B+
Retailer 8
-
HK$3,799 HKD
$484 USD
View
B+
Retailer 9
-
HK$4,276 HKD
$545 USD
View
B+
Retailer 10
-
HK$5,178 HKD
$660 USD
View
B+
Retailer 11
-
HK$5,220 HKD
CA$924 CAD
View
B
Retailer 12
-
HK$6,073 HKD
$774 USD
View
B
Retailer 13
-
HK$6,355 HKD
$810 USD
View
B
Retailer 14
-
HK$6,904 HKD
$880 USD
View
B
Retailer 15
-
HK$7,429 HKD
$947 USD
View
B
Retailer 16
-
HK$8,773 HKD
$1,118 USD
View
B
Retailer 17
-
HK$8,838 HKD
£887 GBP
View
Most Expensive
B
Do Amore Diamonds
25-121080-009 · Oct 31
HK$10,356 HKD
$1,320 USD
View
17 more retailers have this diamond
Prices start from HK$1,381 HKDSave up to HK$8,975 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
1.31ct Emerald
HK$1,381 HKD