Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG685531127

Shape and cutting style on the report: Emerald cut

Certificate IGI LG685531127

Diamond specifications and retailer prices

From £199 GBP
$267 USD
As of October 30, 2026
Save £2,182 GBP (92%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,381 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.5ct lab-grown emerald diamond

This 1.5ct 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 LG685531127 or 685531127. Listed at 26 retailers as of October 30, 2026, with prices from £199 to £2,381, a £2,182 spread on the same certified stone. Brilliant Earth lists it at £2,381. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.3°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685531127
Dimensions7.67 × 5.41 × 3.58 mm
L/W Ratio1.42
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
7.67 mm5.41 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685531127
Side View
Table 62.0%Crown 28.3°Girdle: MediumPavilion 39.1°Culet: LargeDepth 66.2%

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 30
Current: £2,381 GBP|Low: £191 GBP|High: £2,567 GBP|Avg: £645 GBP|-7.3%
Brilliant Earth
Retailer 2
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Retailer 18
October 30, 2026
Retailer 5£199 GBP
Retailer 10£222 GBP
Retailer 6£231 GBP
Retailer 4£247 GBP
Retailer 17£247 GBP
Retailer 16£332 GBP
Retailer 11£408 GBP
Retailer 14£425 GBP
Retailer 9£443 GBP
Retailer 2£474 GBP
Retailer 15£575 GBP
Retailer 18£591 GBP
Retailer 3£795 GBP
Retailer 8£907 GBP
Retailer 7£945 GBP
Retailer 12£996 GBP
Retailer 13£1,657 GBP
Brilliant Earth£2,381 GBP

40 data points across 18 retailers

26 retailers£199 GBP to £2,381 GBP

A
Cheapest Retailer
-
£199 GBP
$267 USD
A
Retailer 2
-
£222 GBP
$298 USD
View
Final sale: no returns
A
Retailer 3
-
£231 GBP
$310 USD
View
A
Retailer 4
-
£247 GBP
$331 USD
View
A
Retailer 5
-
£247 GBP
$331 USD
View
A
Retailer 6
-
£277 GBP
HK$2,900 HKD
View
A
Retailer 7
-
£332 GBP
$445 USD
View
B+
Retailer 8
-
£332 GBP
$445 USD
View
A
Retailer 9
-
£408 GBP
€521 EUR
View
A
Retailer 10
-
£425 GBP
ZAR 9,194 ZAR
View
A
Retailer 11
-
£443 GBP
$593 USD
View
A
Retailer 12
-
£474 GBP
View
A
Retailer 13
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£575 GBP
A$1,185 AUD
View
A
Retailer 14
-
£591 GBP
$792 USD
View
A
Retailer 15
-
£627 GBP
$840 USD
View
B+
Retailer 16
-
£741 GBP
$993 USD
View
B+
Retailer 17
-
£794 GBP
SGD 1,438 SGD
View
B+
Retailer 18
-
£795 GBP
$1,065 USD
View
B+
Retailer 19
-
£833 GBP
$1,116 USD
View
B+
Retailer 20
-
£907 GBP
$1,215 USD
View
Retailer 21
-
£945 GBP
A$1,947 AUD
View
Price last confirmed 22 days ago
B+
Retailer 22
-
£951 GBP
$1,274 USD
View
B+
Retailer 23
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£996 GBP
View
B+
Retailer 24
-
£1,051 GBP
$1,408 USD
View
B
Retailer 25
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£1,657 GBP
$2,220 USD
View
Most Expensive
B
Brilliant Earth
14070681A · Oct 30
£2,381 GBP
$3,190 USD
View
25 more retailers have this diamond
Prices start from £199 GBPSave up to £2,182 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
1.50ct Emerald
£199 GBP