Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG643437230

Shape and cutting style on the report: Emerald cut

Certificate IGI LG643437230

Diamond specifications and retailer prices

From £170 GBP
$228 USD
As of October 30, 2026
Save £1,906 GBP (92%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,076 GBP at Queensmith · As of October 27, 2026
View at Queensmith

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 LG643437230 or 643437230. Listed at 24 retailers as of October 27, 2026, with prices from £170 to £2,076, a £1,906 spread on the same certified stone. Queensmith lists it at £2,076. 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 angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643437230
Dimensions8.14 × 5.36 × 3.38 mm
L/W Ratio1.52
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
8.14 mm5.36 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643437230
Side View
Table 62.0%Crown 33.1°Girdle: MediumPavilion 40.5°Culet: LNGDepth 63.1%

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 30
Current: £313 GBP|Low: £170 GBP|High: £2,105 GBP|Avg: £658 GBP|-11.6%
Retailer 1
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 30, 2026
Retailer 8£170 GBP
Retailer 9£190 GBP
Retailer 20£198 GBP
Retailer 3£211 GBP
Retailer 13£211 GBP
Retailer 1£313 GBP
Retailer 11£315 GBP
Retailer 2£399 GBP
Retailer 18£401 GBP
Retailer 16£444 GBP
Retailer 19£544 GBP
Retailer 21£575 GBP
Retailer 6£682 GBP
Retailer 7£750 GBP
Retailer 15£861 GBP
Retailer 14£878 GBP
Retailer 10£907 GBP
Retailer 17£940 GBP
Retailer 5£958 GBP
Retailer 22£1,590 GBP
Retailer 4£1,634 GBP
Retailer 12£1,836 GBP

41 data points across 22 retailers

24 retailers£170 GBP to £2,076 GBP

A
Cheapest Retailer
-
£170 GBP
$228 USD
A
Retailer 2
-
£190 GBP
$255 USD
View
Final sale: no returns
A
Retailer 3
-
£198 GBP
$265 USD
View
A
Retailer 4
-
£211 GBP
$283 USD
View
A
Retailer 5
-
£211 GBP
$283 USD
View
B+
Retailer 6
-
£313 GBP
$419 USD
View
A
Retailer 7
-
£315 GBP
HK$3,300 HKD
View
A
Retailer 8
-
£399 GBP
$535 USD
View
A
Retailer 9
-
£401 GBP
ZAR 8,680 ZAR
View
A
Retailer 10
-
£444 GBP
View
A
Retailer 11
-
£544 GBP
A$1,121 AUD
View
A
Retailer 12
-
£575 GBP
$770 USD
View
B+
Retailer 13
-
£682 GBP
$914 USD
View
B+
Retailer 14
-
£750 GBP
$1,005 USD
View
B+
Retailer 15
-
£831 GBP
$1,113 USD
View
B+
Retailer 16
-
£861 GBP
$1,153 USD
View
B+
Retailer 17
-
£878 GBP
$1,176 USD
View
B+
Retailer 18
-
£907 GBP
SGD 1,642 SGD
View
B+
Retailer 19
-
£940 GBP
View
B+
Retailer 20
-
£958 GBP
$1,284 USD
View
B
Retailer 21
-
£1,590 GBP
$2,130 USD
View
B
Retailer 22
-
£1,634 GBP
$2,190 USD
View
B
Retailer 23
-
£1,836 GBP
$2,460 USD
View
Most Expensive
B
Queensmith
LG643437230 · Oct 27
£2,076 GBP
View
23 more retailers have this diamond
Prices start from £170 GBPSave up to £1,906 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
£170 GBP