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Emerald|Lab Grown|IGI

1.00ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG801620772

Shape and cutting style on the report: Emerald cut

Certificate IGI LG801620772

Diamond specifications and retailer prices

From £129 GBP
$172 USD
As of October 27, 2026
Save £1,065 GBP (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,194 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801620772 or 801620772. Listed at 17 retailers as of October 27, 2026, with prices from £129 to £1,194, a £1,065 spread on the same certified stone. Brilliant Earth lists it at £1,194. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801620772
Dimensions6.82 × 4.67 × 3.08 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.82 mm4.67 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801620772
Side View
Table 67.0%Crown 38.8°Girdle: MED-STKPavilion 41.6°Culet: LargeDepth 66.0%

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 27
Current: £1,194 GBP|Low: £129 GBP|High: £1,232 GBP|Avg: £390 GBP|-3.0%
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
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Retailer 17
October 29, 2026
Retailer 8£129 GBP
Retailer 14£143 GBP
Retailer 3£149 GBP
Retailer 10£158 GBP
Retailer 6£160 GBP
Retailer 9£183 GBP
Retailer 15£214 GBP
Retailer 17£272 GBP
Retailer 4£275 GBP
Retailer 2£282 GBP
Retailer 12£339 GBP
Retailer 7£391 GBP
Retailer 16£433 GBP
Retailer 13£510 GBP
Retailer 5£543 GBP
Retailer 11£746 GBP
Brilliant Earth£1,194 GBP

28 data points across 17 retailers

17 retailers£129 GBP to £1,194 GBP

A
Cheapest Retailer
-
£129 GBP
$172 USD
A
Retailer 2
-
£143 GBP
$190 USD
View
Final sale: no returns
A
Retailer 3
-
£149 GBP
$198 USD
View
A
Retailer 4
-
£158 GBP
$211 USD
View
A
Retailer 5
-
£160 GBP
$213 USD
View
A
Retailer 6
-
£183 GBP
HK$1,900 HKD
View
B+
Retailer 7
-
£214 GBP
$285 USD
View
A
Retailer 8
-
£272 GBP
ZAR 5,861 ZAR
View
A
Retailer 9
-
£275 GBP
€349 EUR
View
A
Retailer 10
-
£282 GBP
View
A
Retailer 11
-
£339 GBP
$452 USD
View
A
Retailer 12
-
£391 GBP
A$801 AUD
View
B+
Retailer 13
-
£433 GBP
SGD 779 SGD
View
B+
Retailer 14
-
£510 GBP
$679 USD
View
B+
Retailer 15
-
£543 GBP
$723 USD
View
B+
Retailer 16
-
£746 GBP
View
Most Expensive
B
Brilliant Earth
20783116A · Oct 28
£1,194 GBP
$1,590 USD
View
16 more retailers have this diamond
Prices start from £129 GBPSave up to £1,065 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
1.00ct Emerald
£129 GBP