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Emerald|Lab Grown|IGI

1.05ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG667445170

Shape and cutting style on the report: Emerald cut

Certificate IGI LG667445170

Diamond specifications and retailer prices

From £153 GBP
$204 USD
As of October 28, 2026
Save £1,123 GBP (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,277 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.05ct lab-grown emerald diamond

This 1.05ct 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 LG667445170 or 667445170. Listed at 21 retailers as of October 28, 2026, with prices from £153 to £1,277, a £1,123 spread on the same certified stone. Brilliant Earth lists it at £1,277. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle43.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667445170
Dimensions4.90 × 4.90 × 3.21 mm
L/W Ratio1.00
Culet sizeLong
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
4.90 mm4.90 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667445170
Side View
Table 64.0%Crown 34.4°Girdle: MED-STKPavilion 43.7°Culet: LNGDepth 65.5%

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 28
Current: £1,277 GBP|Low: £109 GBP|High: £1,277 GBP|Avg: £465 GBP
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
October 29, 2026
Retailer 4£137 GBP
Retailer 16£153 GBP
Retailer 5£168 GBP
Retailer 17£229 GBP
Retailer 10£290 GBP
Retailer 13£292 GBP
Retailer 2£306 GBP
Retailer 3£351 GBP
Retailer 14£415 GBP
Retailer 15£432 GBP
Retailer 8£445 GBP
Retailer 7£588 GBP
Retailer 12£591 GBP
Retailer 11£800 GBP
Retailer 9£855 GBP
Retailer 6£881 GBP
Brilliant Earth£1,277 GBP

41 data points across 17 retailers

21 retailers£153 GBP to £1,277 GBP

Retailer 1
-
£137 GBP
$183 USD
Price last confirmed 36 days ago
A
Retailer 2
-
£153 GBP
$204 USD
View
Final sale: no returns
Retailer 3
-
£159 GBP
$212 USD
View
Price last confirmed 36 days ago
Retailer 4
-
£168 GBP
$224 USD
View
Price last confirmed 38 days ago
Retailer 5
-
£168 GBP
$224 USD
View
Price last confirmed 33 days ago
Retailer 6
-
£211 GBP
HK$2,200 HKD
View
Price last confirmed 55 days ago
B+
Retailer 7
-
£229 GBP
$305 USD
View
A
Retailer 8
-
£290 GBP
€368 EUR
View
A
Retailer 9
-
£292 GBP
ZAR 6,285 ZAR
View
A
Retailer 10
-
£306 GBP
View
A
Retailer 11
-
£351 GBP
$467 USD
View
A
Retailer 12
-
£415 GBP
A$850 AUD
View
B+
Retailer 13
-
£432 GBP
$575 USD
View
B+
Retailer 14
-
£445 GBP
$593 USD
View
Retailer 15
-
£523 GBP
$696 USD
View
Price last confirmed 43 days ago
Retailer 16
-
£547 GBP
$728 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
£588 GBP
$782 USD
View
B+
Retailer 18
-
£591 GBP
A$1,210 AUD
View
B+
Retailer 19
-
£800 GBP
View
B
Retailer 20
-
£855 GBP
$1,138 USD
View
Most Expensive
B
Brilliant Earth
12452119A · Oct 29
£1,277 GBP
$1,700 USD
View
20 more retailers have this diamond
Prices start from £153 GBPSave up to £1,123 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
1.05ct Emerald
£153 GBP