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Emerald|Lab Grown|IGI

1.31ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG691518786

Shape and cutting style on the report: Emerald cut

Certificate IGI LG691518786

Diamond specifications and retailer prices

From HK$1,805 HKD
$230 USD
As of October 30, 2026
Save HK$15,536 HKD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$17,341 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG691518786 or 691518786. Listed at 22 retailers as of October 29, 2026, with prices from HK$1,805 to HK$17,341, a HK$15,536 spread on the same certified stone. Brilliant Earth lists it at HK$17,341. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691518786
Dimensions7.46 × 5.18 × 3.50 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm5.18 mm1.31 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691518786
Side View
Table 63.0%Crown 30.5°Girdle: Slightly ThickPavilion 40.8°Culet: LargeDepth 67.6%

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$17,341 HKD|Low: HK$1,428 HKD|High: HK$17,341 HKD|Avg: HK$5,884 HKD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 3HK$1,805 HKD
Retailer 10HK$2,009 HKD
Retailer 7HK$2,087 HKD
Retailer 4HK$2,236 HKD
Retailer 6HK$2,236 HKD
Retailer 21HK$3,021 HKD
Retailer 13HK$3,732 HKD
Retailer 16HK$3,840 HKD
Retailer 8HK$4,151 HKD
Retailer 2HK$4,211 HKD
Retailer 17HK$5,452 HKD
Retailer 9HK$5,689 HKD
Retailer 11HK$7,038 HKD
Retailer 5HK$7,187 HKD
Retailer 20HK$7,211 HKD
Retailer 14HK$7,597 HKD
Retailer 15HK$8,023 HKD
Retailer 18HK$8,968 HKD
Retailer 12HK$10,110 HKD
Retailer 19HK$14,516 HKD
Brilliant EarthHK$17,341 HKD

45 data points across 21 retailers

22 retailersHK$1,805 HKD to HK$17,341 HKD

A
Cheapest Retailer
-
HK$1,805 HKD
$230 USD
A
Retailer 2
-
HK$2,009 HKD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,087 HKD
$266 USD
View
A
Retailer 4
-
HK$2,236 HKD
$285 USD
View
A
Retailer 5
-
HK$2,236 HKD
$285 USD
View
B+
Retailer 6
-
HK$3,021 HKD
$385 USD
View
A
Retailer 7
-
HK$3,732 HKD
€453 EUR
View
A
Retailer 8
-
HK$3,840 HKD
ZAR 7,907 ZAR
View
A
Retailer 9
-
HK$4,151 HKD
$529 USD
View
A
Retailer 10
-
HK$4,211 HKD
£423 GBP
View
A
Retailer 11
-
HK$5,452 HKD
A$1,069 AUD
View
B+
Retailer 12
-
HK$5,806 HKD
$740 USD
View
B+
Retailer 13
-
HK$7,038 HKD
$897 USD
View
B+
Retailer 14
-
HK$7,187 HKD
$916 USD
View
B+
Retailer 15
-
HK$7,211 HKD
$919 USD
View
B+
Retailer 16
-
HK$7,597 HKD
$968 USD
View
B+
Retailer 17
-
HK$8,023 HKD
A$1,573 AUD
View
B+
Retailer 18
-
HK$8,729 HKD
£876 GBP
View
B+
Retailer 19
-
HK$8,968 HKD
£900 GBP
View
B
Retailer 20
-
HK$10,110 HKD
$1,289 USD
View
B
Retailer 21
-
HK$14,516 HKD
$1,850 USD
View
Most Expensive
B
Brilliant Earth
13874230A · Oct 29
HK$17,341 HKD
$2,210 USD
View
21 more retailers have this diamond
Prices start from HK$1,805 HKDSave up to HK$15,536 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$1,805 HKD