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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 $294 SGD
$230 USD
As of October 30, 2026
Save $2,109 SGD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,403 SGD at Brilliant Earth · As of October 30, 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 30, 2026, with prices from $294 to $2,403, a $2,109 spread on the same certified stone. Brilliant Earth lists it at $2,403. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,403 SGD|Low: $233 SGD|High: $2,825 SGD|Avg: $954 SGD|-14.9%
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 3$294 SGD
Retailer 10$327 SGD
Retailer 7$340 SGD
Retailer 4$364 SGD
Retailer 6$364 SGD
Retailer 21$492 SGD
Retailer 13$608 SGD
Retailer 16$626 SGD
Retailer 8$676 SGD
Retailer 2$686 SGD
Retailer 17$888 SGD
Retailer 9$927 SGD
Retailer 11$1,147 SGD
Retailer 5$1,171 SGD
Retailer 20$1,175 SGD
Retailer 14$1,238 SGD
Retailer 15$1,307 SGD
Retailer 18$1,461 SGD
Retailer 12$1,647 SGD
Retailer 19$2,365 SGD
Brilliant Earth$2,403 SGD

45 data points across 21 retailers

22 retailers$294 SGD to $2,403 SGD

A
Cheapest Retailer
-
$294 SGD
$230 USD
A
Retailer 2
-
$327 SGD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$340 SGD
$266 USD
View
A
Retailer 4
-
$364 SGD
$285 USD
View
A
Retailer 5
-
$364 SGD
$285 USD
View
B+
Retailer 6
-
$492 SGD
$385 USD
View
A
Retailer 7
-
$608 SGD
€453 EUR
View
A
Retailer 8
-
$626 SGD
ZAR 7,907 ZAR
View
A
Retailer 9
-
$676 SGD
$529 USD
View
A
Retailer 10
-
$686 SGD
£423 GBP
View
A
Retailer 11
-
$888 SGD
A$1,069 AUD
View
B+
Retailer 12
-
$946 SGD
$740 USD
View
B+
Retailer 13
-
$1,147 SGD
$897 USD
View
B+
Retailer 14
-
$1,171 SGD
$916 USD
View
B+
Retailer 15
-
$1,175 SGD
$919 USD
View
B+
Retailer 16
-
$1,238 SGD
$968 USD
View
B+
Retailer 17
-
$1,307 SGD
A$1,573 AUD
View
B+
Retailer 18
-
$1,422 SGD
£876 GBP
View
B+
Retailer 19
-
$1,461 SGD
£900 GBP
View
B
Retailer 20
-
$1,647 SGD
$1,289 USD
View
B
Retailer 21
-
$2,365 SGD
$1,850 USD
View
Most Expensive
B
Brilliant Earth
13874230A · Oct 30
$2,403 SGD
$1,880 USD
View
21 more retailers have this diamond
Prices start from $294 SGDSave up to $2,109 SGD

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
$294 SGD