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Round|Lab Grown|IGI

1.35ct E I1 Round Lab Grown Diamond

EX • E/I1 • IGI LG468185470

Shape and cutting style on the report: Round brilliant

Certificate IGI LG468185470

Diamond specifications and retailer prices

From £180 GBP
$240 USD
As of October 29, 2026
Save £716 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £896 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG468185470 or 468185470. Listed at 11 retailers as of October 25, 2026, with prices from £180 to £896, a £716 spread on the same certified stone. MOH London lists it at £896. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
E
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG468185470
Dimensions7.22 × 7.25 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.22 mm7.25 mm1.35 ctE / I1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG468185470
Side View
Table 61.0%Crown 32.8°Girdle: MediumPavilion 40.5°Culet: NoneDepth 58.4%

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: £896 GBP|Low: £209 GBP|High: £906 GBP|Avg: £432 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 6£209 GBP
Retailer 7£250 GBP
Retailer 4£293 GBP
Retailer 2£367 GBP
Retailer 5£407 GBP
Retailer 3£721 GBP
MOH London£896 GBP

16 data points across 7 retailers

11 retailers£180 GBP to £896 GBP

A
Cheapest Retailer
-
£180 GBP
$240 USD
A
Retailer 2
-
£209 GBP
$278 USD
View
A
Retailer 3
-
£224 GBP
$298 USD
View
A
Retailer 4
-
£224 GBP
$298 USD
View
A
Retailer 5
-
£250 GBP
HK$2,600 HKD
View
B+
Retailer 6
-
£293 GBP
$390 USD
View
A
Retailer 7
-
£367 GBP
€465 EUR
View
B+
Retailer 8
-
£407 GBP
$542 USD
View
B+
Retailer 9
-
£719 GBP
$957 USD
View
B+
Retailer 10
-
£721 GBP
$960 USD
View
Most Expensive
B+
MOH London
LG468185470 · Oct 25
£896 GBP
View
10 more retailers have this diamond
Prices start from £180 GBPSave up to £716 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
1.35ct Round
£180 GBP