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0.91ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG560228142

Shape and cutting style on the report: Round brilliant

Certificate IGI LG560228142

Diamond specifications and retailer prices

From £87 GBP
$116 USD
As of October 29, 2026
Save £811 GBP (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £898 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.91ct lab-grown round diamond

This 0.91ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG560228142 or 560228142. Listed at 12 retailers as of October 26, 2026, with prices from £87 to £898, a £811 spread on the same certified stone. MOH London lists it at £898. 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

0.91
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560228142
Dimensions6.26 × 6.30 × 3.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.26 mm6.30 mm0.91 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560228142
Side View
Table 59.5%Crown 33.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.2%

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 29
Current: £898 GBP|Low: £87 GBP|High: £907 GBP|Avg: £314 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6£87 GBP
Retailer 7£114 GBP
Retailer 9£208 GBP
Retailer 5£210 GBP
Retailer 2£218 GBP
Retailer 8£290 GBP
Retailer 3£384 GBP
Retailer 4£388 GBP
MOH London£898 GBP

41 data points across 9 retailers

12 retailers£87 GBP to £898 GBP

A
Cheapest Retailer
-
£87 GBP
$116 USD
A
Retailer 2
-
£101 GBP
$135 USD
View
A
Retailer 3
-
£114 GBP
$153 USD
View
A
Retailer 4
-
£114 GBP
$153 USD
View
A
Retailer 5
-
£208 GBP
$279 USD
View
B+
Retailer 6
-
£210 GBP
$282 USD
View
A
Retailer 7
-
£218 GBP
View
B+
Retailer 8
-
£290 GBP
$389 USD
View
B+
Retailer 9
-
£345 GBP
$462 USD
View
B+
Retailer 10
-
£384 GBP
$515 USD
View
B+
Retailer 11
-
£388 GBP
$520 USD
View
Most Expensive
B
MOH London
LG560228142 · Oct 26
£898 GBP
View
11 more retailers have this diamond
Prices start from £87 GBPSave up to £811 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
0.91ct Round
£87 GBP