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1.38ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG468168266

Shape and cutting style on the report: Round brilliant

Certificate IGI LG468168266

Diamond specifications and retailer prices

From £130 GBP
$173 USD
As of October 29, 2026
Save £704 GBP (84%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £834 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.38ct lab-grown round diamond

This 1.38ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG468168266 or 468168266. Listed at 8 retailers as of October 29, 2026, with prices from £130 to £834, a £704 spread on the same certified stone. MOH London lists it at £834. 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

1.38
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG468168266
Dimensions7.09 × 7.01 × 4.44 mm
L/W Ratio1.01
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
7.09 mm7.01 mm1.38 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG468168266
Side View
Table 57.0%Crown 36.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

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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: £834 GBP|Low: £104 GBP|High: £1,270 GBP|Avg: £518 GBP|+0.6%
MOH London
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
October 20, 2026
Retailer 8£130 GBP
Retailer 12£143 GBP
Retailer 2£150 GBP
Retailer 11£287 GBP
Retailer 4£321 GBP
Retailer 9£375 GBP
Retailer 5£401 GBP
Retailer 14£492 GBP
Retailer 3£516 GBP
Retailer 7£546 GBP
Retailer 10£571 GBP
MOH London£834 GBP
Retailer 6£834 GBP
Retailer 13£1,270 GBP

13 data points across 14 retailers

8 retailers£130 GBP to £834 GBP

A
Cheapest Retailer
-
£130 GBP
$173 USD
A
Retailer 2
-
£143 GBP
$191 USD
View
Final sale: no returns
A
Retailer 3
-
£150 GBP
$200 USD
View
B+
Retailer 4
-
£287 GBP
$382 USD
View
B+
Retailer 5
-
£375 GBP
$500 USD
View
B
Retailer 6
-
£546 GBP
$727 USD
View
B
Retailer 7
-
£571 GBP
$760 USD
View
Most Expensive
B
MOH London
LG468168266 · Oct 29
£834 GBP
View
7 more retailers have this diamond
Prices start from £130 GBPSave up to £704 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
1.38ct Round
£130 GBP