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Emerald|Lab Grown|IGI

1.55ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG821676559

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821676559

Diamond specifications and retailer prices

From £200 GBP
$267 USD
As of October 27, 2026
Save £856 GBP (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £1,056 GBP at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.55ct lab-grown emerald diamond

This 1.55ct 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 LG821676559 or 821676559. Listed at 20 retailers as of October 27, 2026, with prices from £200 to £1,056, a £856 spread on the same certified stone. Reve Diamonds lists it at £1,056. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821676559
Dimensions7.65 × 5.51 × 3.56 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.65 mm5.51 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821676559
Side View
Table 65.0%Crown 37.6°Girdle: MED-STKPavilion 37.3°Culet: LargeDepth 64.6%

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: £474 GBP|Low: £224 GBP|High: £1,067 GBP|Avg: £642 GBP|+5.2%
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
Reve Diamonds
October 29, 2026
Retailer 2£224 GBP
Retailer 3£232 GBP
Retailer 14£334 GBP
Retailer 11£368 GBP
Retailer 9£427 GBP
Retailer 8£445 GBP
Retailer 1£474 GBP
Retailer 10£577 GBP
Retailer 13£763 GBP
Retailer 4£791 GBP
Retailer 6£799 GBP
Retailer 7£837 GBP
Retailer 15£955 GBP
Retailer 5£973 GBP
Retailer 12£997 GBP
Reve Diamonds£1,056 GBP

41 data points across 16 retailers

20 retailers£200 GBP to £1,056 GBP

A
Cheapest Retailer
-
£200 GBP
$267 USD
A
Retailer 2
-
£224 GBP
$298 USD
View
Final sale: no returns
A
Retailer 3
-
£232 GBP
$309 USD
View
A
Retailer 4
-
£249 GBP
$331 USD
View
A
Retailer 5
-
£249 GBP
$331 USD
View
B+
Retailer 6
-
£334 GBP
$445 USD
View
A
Retailer 7
-
£368 GBP
$490 USD
View
A
Retailer 8
-
£427 GBP
ZAR 9,179 ZAR
View
A
Retailer 9
-
£445 GBP
€564 EUR
View
A
Retailer 10
-
£474 GBP
View
A
Retailer 11
-
£577 GBP
A$1,183 AUD
View
B+
Retailer 12
-
£763 GBP
$1,016 USD
View
B+
Retailer 13
-
£791 GBP
$1,053 USD
View
B+
Retailer 14
-
£798 GBP
$1,063 USD
View
B+
Retailer 15
-
£799 GBP
SGD 1,438 SGD
View
B+
Retailer 16
-
£837 GBP
$1,114 USD
View
B+
Retailer 17
-
£955 GBP
$1,272 USD
View
B+
Retailer 18
-
£973 GBP
View
B+
Retailer 19
-
£997 GBP
View
Most Expensive
B+
Reve Diamonds
9B59E1195 · Oct 28
£1,056 GBP
$1,406 USD
View
19 more retailers have this diamond
Prices start from £200 GBPSave up to £856 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
1.55ct Emerald
£200 GBP