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Emerald|Lab Grown|IGI

1.81ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG729515551

Shape and cutting style on the report: Emerald cut

Certificate IGI LG729515551

Diamond specifications and retailer prices

From £200 GBP
$266 USD
As of October 27, 2026
Save £1,693 GBP (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,892 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.81ct lab-grown emerald diamond

This 1.81ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729515551 or 729515551. Listed at 19 retailers as of October 27, 2026, with prices from £200 to £1,892, a £1,693 spread on the same certified stone. Rare Carat lists it at £1,892. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729515551
Dimensions8.18 × 5.85 × 3.73 mm
L/W Ratio1.40
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
8.18 mm5.85 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729515551
Side View
Table 63.0%Crown 29.6°Girdle: MediumPavilion 35°Culet: LargeDepth 63.8%

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: £1,892 GBP|Low: £191 GBP|High: £1,930 GBP|Avg: £609 GBP|-1.9%
Rare Carat
Retailer 2
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Retailer 12
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Retailer 18
October 29, 2026
Retailer 18£200 GBP
Retailer 8£223 GBP
Retailer 5£232 GBP
Retailer 3£248 GBP
Retailer 17£248 GBP
Retailer 16£344 GBP
Retailer 13£345 GBP
Retailer 11£426 GBP
Retailer 9£454 GBP
Retailer 2£473 GBP
Retailer 12£576 GBP
Retailer 15£761 GBP
Retailer 4£797 GBP
Retailer 7£954 GBP
Retailer 10£961 GBP
Retailer 14£994 GBP
Retailer 6£1,055 GBP
Rare Carat£1,892 GBP

44 data points across 18 retailers

19 retailers£200 GBP to £1,892 GBP

A
Cheapest Retailer
-
£200 GBP
$266 USD
A
Retailer 2
-
£223 GBP
$297 USD
View
Final sale: no returns
A
Retailer 3
-
£232 GBP
$309 USD
View
A
Retailer 4
-
£248 GBP
$330 USD
View
A
Retailer 5
-
£248 GBP
$330 USD
View
B+
Retailer 6
-
£344 GBP
$458 USD
View
A
Retailer 7
-
£345 GBP
$460 USD
View
A
Retailer 8
-
£426 GBP
ZAR 9,157 ZAR
View
A
Retailer 9
-
£454 GBP
$604 USD
View
A
Retailer 10
-
£473 GBP
View
A
Retailer 11
-
£576 GBP
A$1,180 AUD
View
A
Retailer 12
-
£761 GBP
$1,014 USD
View
A
Retailer 13
-
£797 GBP
$1,061 USD
View
B+
Retailer 14
-
£835 GBP
$1,112 USD
View
B+
Retailer 15
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£954 GBP
$1,270 USD
View
B+
Retailer 16
-
£994 GBP
View
B+
Retailer 17
-
£1,048 GBP
$1,396 USD
View
B+
Retailer 18
-
£1,055 GBP
$1,404 USD
View
Most Expensive
B
Rare Carat
SS18596_l_729515551 · Oct 28
£1,892 GBP
$2,520 USD
View
18 more retailers have this diamond
Prices start from £200 GBPSave up to £1,693 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
1.81ct Emerald
£200 GBP