CaratHunter
Plans
Emerald|Lab Grown|IGI

1.00ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG532263042

Shape and cutting style on the report: Emerald cut

Certificate IGI LG532263042

Diamond specifications and retailer prices

From £150 GBP
As of November 6, 2026
Save £742 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £892 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532263042 or 532263042. Listed at 15 retailers as of November 4, 2026, with prices from £150 to £892, a £742 spread on the same certified stone. Reve Diamonds lists it at £892. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle19.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532263042
Dimensions7.26 × 4.66 × 3.02 mm
L/W Ratio1.56
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.26 mm4.66 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532263042
Side View
Table 62.5%Crown 19.4°Girdle: Slightly ThickPavilionCulet: LNGDepth 64.8%

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: Nov 6
Current: £338 GBP|Low: £144 GBP|High: £892 GBP|Avg: £420 GBP|+8.3%
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
Reve Diamonds
November 6, 2026
Retailer 9£150 GBP
Retailer 5£167 GBP
Retailer 2£174 GBP
Retailer 10£186 GBP
Retailer 13£186 GBP
Retailer 11£323 GBP
Retailer 1£338 GBP
Retailer 3£361 GBP
Retailer 7£409 GBP
Retailer 12£598 GBP
Retailer 8£600 GBP
Retailer 4£637 GBP
Retailer 6£868 GBP
Reve Diamonds£892 GBP

45 data points across 14 retailers

15 retailers£150 GBP to £892 GBP

A
Cheapest Retailer
-
£150 GBP
A
Retailer 2
-
£167 GBP
View
Final sale: no returns
A
Retailer 3
-
£174 GBP
View
A
Retailer 4
-
£186 GBP
View
Retailer 5
-
£186 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£323 GBP
View
B+
Retailer 7
-
£338 GBP
View
B
Retailer 8
-
£361 GBP
View
B
Retailer 9
-
£361 GBP
View
B+
Retailer 10
-
£409 GBP
View
B
Retailer 11
-
£598 GBP
View
B
Retailer 12
-
£600 GBP
View
B
Retailer 13
-
£637 GBP
View
B
Retailer 14
-
£868 GBP
View
Most Expensive
B
Reve Diamonds
D2EBB6C76 · Nov 4
£892 GBP
$1,200 USD
View
14 more retailers have this diamond
Prices start from £150 GBPSave up to £742 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
1.00ct Emerald
£150 GBP