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Emerald|Lab Grown|IGI

1.03ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG636445277

Shape and cutting style on the report: Emerald cut

Certificate IGI LG636445277

Diamond specifications and retailer prices

From £122 GBP
$162 USD
As of October 27, 2026
Save £668 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £790 GBP at Flawless Fine Jewelry · As of October 29, 2026
View at Flawless Fine Jewelry

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 LG636445277 or 636445277. Listed at 16 retailers as of October 27, 2026, with prices from £122 to £790, a £668 spread on the same certified stone. Flawless Fine Jewelry lists it at £790. 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 angle39.4°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636445277
Dimensions4.84 × 4.84 × 6.78 mm
L/W Ratio1.00
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
4.84 mm4.84 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636445277
Side View
Table 63.0%Crown 39.4°Girdle: Slightly ThickPavilion 38.9°Culet: LargeDepth 64.9%

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 27
Current: £790 GBP|Low: £116 GBP|High: £824 GBP|Avg: £358 GBP|-4.2%
Flawless Fine Jewelry
Retailer 2
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Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 14£122 GBP
Retailer 7£136 GBP
Retailer 8£141 GBP
Retailer 3£151 GBP
Retailer 16£151 GBP
Retailer 12£210 GBP
Retailer 10£259 GBP
Retailer 2£266 GBP
Retailer 5£333 GBP
Retailer 11£368 GBP
Retailer 6£426 GBP
Retailer 4£484 GBP
Retailer 13£512 GBP
Retailer 15£526 GBP
Retailer 9£709 GBP
Flawless Fine Jewelry£790 GBP

45 data points across 16 retailers

16 retailers£122 GBP to £790 GBP

A
Cheapest Retailer
-
£122 GBP
$162 USD
A
Retailer 2
-
£136 GBP
$181 USD
View
Final sale: no returns
A
Retailer 3
-
£141 GBP
$188 USD
View
A
Retailer 4
-
£151 GBP
$201 USD
View
A
Retailer 5
-
£151 GBP
$201 USD
View
B+
Retailer 6
-
£210 GBP
$280 USD
View
A
Retailer 7
-
£259 GBP
ZAR 5,569 ZAR
View
A
Retailer 8
-
£266 GBP
View
A
Retailer 9
-
£333 GBP
$444 USD
View
A
Retailer 10
-
£368 GBP
A$753 AUD
View
B+
Retailer 11
-
£426 GBP
$567 USD
View
B+
Retailer 12
-
£484 GBP
$645 USD
View
B+
Retailer 13
-
£512 GBP
$682 USD
View
B+
Retailer 14
-
£526 GBP
$700 USD
View
B+
Retailer 15
-
£709 GBP
View
Most Expensive
B
Flawless Fine Jewelry
4955A64D4 · Oct 29
£790 GBP
View
15 more retailers have this diamond
Prices start from £122 GBPSave up to £668 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
£122 GBP