Emerald|Lab Grown|IGI

1.31ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG803634897

Shape and cutting style on the report: Emerald cut

Certificate IGI LG803634897

Diamond specifications and retailer prices

From £161 GBP

$214 USD

As of October 30, 2026

Save £1,596 GBP (91%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £1,757 GBP 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 LG803634897 or 803634897. Listed at 20 retailers as of October 29, 2026, with prices from £161 to £1,757, a £1,596 spread on the same certified stone. Brilliant Earth lists it at £1,757. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.8°

Pavilion angle39.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG803634897

Dimensions7.79 × 5.04 × 3.20 mm

L/W Ratio1.55

Culet sizeLarge

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG803634897

Side View

Caratlytics Score

How it works →

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: £1,757 GBP|Low: £154 GBP|High: £1,810 GBP|Avg: £513 GBP|-2.9%

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

October 30, 2026

Retailer 19£161 GBP

Retailer 20£179 GBP

Retailer 4£186 GBP

Retailer 6£199 GBP

Retailer 10£199 GBP

Retailer 18£269 GBP

Retailer 14£342 GBP

Retailer 13£364 GBP

Retailer 2£369 GBP

Retailer 8£441 GBP

Retailer 15£487 GBP

Retailer 12£641 GBP

Retailer 17£643 GBP

Retailer 11£646 GBP

Retailer 7£669 GBP

Retailer 9£680 GBP

Retailer 5£778 GBP

Retailer 16£803 GBP

Retailer 3£930 GBP

Brilliant Earth£1,757 GBP

45 data points across 20 retailers

20 retailers£161 GBP to £1,757 GBP

Cheapest Retailer

£161 GBP

$214 USD

Retailer 2

£179 GBP

$239 USD

View

Final sale: no returns

Retailer 3

£186 GBP

$248 USD

View

Retailer 4

£199 GBP

$265 USD

View

Retailer 5

£199 GBP

$265 USD

View

B+

Retailer 6

£269 GBP

$358 USD

View

Retailer 7

£342 GBP

ZAR 7,362 ZAR

View

Retailer 8

£364 GBP

€462 EUR

View

Retailer 9

£369 GBP

View

Retailer 10

£441 GBP

$587 USD

View

Retailer 11

£487 GBP

A$997 AUD

View

B+

Retailer 12

£641 GBP

$853 USD

View

B+

Retailer 13

£643 GBP

$856 USD

View

B+

Retailer 14

£646 GBP

SGD 1,163 SGD

View

B+

Retailer 15

£669 GBP

$891 USD

View

B+

Retailer 16

£680 GBP

$906 USD

View

B+

Retailer 17

£778 GBP

View

Retailer 18

£803 GBP

View

Price last confirmed 11 days ago

Retailer 19

£930 GBP

$1,238 USD

View

Most Expensive

Brilliant Earth

20613592A · Oct 29

£1,757 GBP

$2,340 USD

View

19 more retailers have this diamond

Prices start from £161 GBPSave up to £1,596 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.

Similar diamonds

1.31ct Emerald

£161 GBP