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Emerald|Lab Grown|IGI

1.31ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG849658506

Shape and cutting style on the report: Emerald cut

Certificate IGI LG849658506

Diamond specifications and retailer prices

From £333 GBP
$444 USD
As of October 30, 2026
Save £1,052 GBP (76%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,385 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG849658506 or 849658506. Listed at 5 retailers as of October 28, 2026, with prices from £333 to £1,385, a £1,052 spread on the same certified stone. Rare Carat lists it at £1,385. 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 angle42.7°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849658506
Dimensions7.64 × 5.15 × 3.27 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.64 mm5.15 mm1.31 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849658506
Side View
Table 64.0%Crown 42.7°Girdle: MediumPavilion 43°Culet: LargeDepth 63.5%

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: £1,385 GBP|Low: £333 GBP|High: £2,257 GBP|Avg: £773 GBP
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 3£333 GBP
Retailer 4£473 GBP
Retailer 5£654 GBP
Retailer 2£780 GBP
Rare Carat£1,385 GBP

7 data points across 5 retailers

5 retailers£333 GBP to £1,385 GBP

A
Cheapest Retailer
-
£333 GBP
$444 USD
A
Retailer 2
-
£473 GBP
A$970 AUD
View
B+
Retailer 3
-
£654 GBP
$871 USD
View
B+
Retailer 4
-
£780 GBP
View
Most Expensive
B
Rare Carat
ME-835-303 · Oct 28
£1,385 GBP
$1,845 USD
View
4 more retailers have this diamond
Prices start from £333 GBPSave up to £1,052 GBP

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
£333 GBP