Emerald|Lab Grown|IGI

1.03ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG600322021

Shape and cutting style on the report: Emerald cut

Certificate IGI LG600322021

Diamond specifications and retailer prices

From £138 GBP
$184 USD
As of October 27, 2026
Save £719 GBP (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,269 GBP at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.03ct lab-grown emerald diamond

This 1.03ct 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 LG600322021 or 600322021. Listed at 22 retailers as of October 27, 2026, with a 520% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600322021
Dimensions6.60 × 4.79 × 3.16 mm
L/W Ratio1.38
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
6.60 mm4.79 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600322021
Side View
Table 61.0%Crown 34.3°Girdle: MediumPavilion 41.2°Culet: LNGDepth 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: £1,269 GBP|Low: £136 GBP|High: £1,292 GBP|Avg: £400 GBP|-1.7%
Brilliant Earth
Retailer 2
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Retailer 21
October 29, 2026
Retailer 6£138 GBP
Retailer 20£153 GBP
Retailer 7£160 GBP
Retailer 5£171 GBP
Retailer 19£171 GBP
Retailer 21£192 GBP
Retailer 9£231 GBP
Retailer 13£293 GBP
Retailer 16£294 GBP
Retailer 2£308 GBP
Retailer 11£351 GBP
Retailer 3£407 GBP
Retailer 18£417 GBP
Retailer 8£431 GBP
Retailer 14£466 GBP
Retailer 4£550 GBP
Retailer 17£580 GBP
Retailer 12£590 GBP
Retailer 15£804 GBP
Retailer 10£857 GBP
Brilliant Earth£1,269 GBP

37 data points across 21 retailers

22 retailers£138 GBP to £857 GBP

A
Cheapest Retailer
-
£138 GBP
$184 USD
A
Retailer 2
-
£153 GBP
$204 USD
View
Final sale: no returns
A
Retailer 3
-
£160 GBP
$213 USD
View
A
Retailer 4
-
£171 GBP
$228 USD
View
A
Retailer 5
-
£171 GBP
$228 USD
View
A
Retailer 6
-
£192 GBP
HK$2,000 HKD
View
B+
Retailer 7
-
£231 GBP
$308 USD
View
A
Retailer 8
-
£293 GBP
€371 EUR
View
A
Retailer 9
-
£294 GBP
ZAR 6,315 ZAR
View
A
Retailer 10
-
£308 GBP
View
A
Retailer 11
-
£351 GBP
$467 USD
View
A
Retailer 12
-
£407 GBP
$542 USD
View
Price last confirmed 8 days ago
A
Retailer 13
-
£417 GBP
A$854 AUD
View
B+
Retailer 14
-
£431 GBP
$574 USD
View
B+
Retailer 15
-
£432 GBP
$575 USD
View
B+
Retailer 16
-
£466 GBP
SGD 838 SGD
View
B+
Retailer 17
-
£550 GBP
$732 USD
View
B+
Retailer 18
-
£580 GBP
A$1,188 AUD
View
B+
Retailer 19
-
£590 GBP
$786 USD
View
B+
Retailer 20
-
£804 GBP
View
B
Retailer 21
-
£857 GBP
$1,141 USD
View
Most Expensive
B
Brilliant Earth
9415211A · Oct 21
£1,269 GBP
$1,690 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from £138 GBPSave up to £719 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
1.03ct Emerald
£138 GBP