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Marquise|Lab Grown|IGI

1.38ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG838645466

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838645466

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of October 30, 2026
Save £1,484 GBP (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,657 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.38ct lab-grown marquise diamond

This 1.38ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838645466 or 838645466. Listed at 11 retailers as of October 29, 2026, with prices from £172 to £1,657, a £1,484 spread on the same certified stone. Do Amore Diamonds lists it at £1,657. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838645466
Dimensions11.83 × 5.75 × 3.60 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.83 mm5.75 mm1.38 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838645466
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.6%

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 30
Current: £1,657 GBP|Low: £172 GBP|High: £1,657 GBP|Avg: £657 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 7£172 GBP
Retailer 3£297 GBP
Retailer 8£363 GBP
Retailer 10£440 GBP
Retailer 5£574 GBP
Retailer 2£590 GBP
Retailer 6£690 GBP
Retailer 9£707 GBP
Retailer 4£951 GBP
Do Amore Diamonds£1,657 GBP

23 data points across 10 retailers

11 retailers£172 GBP to £1,657 GBP

A
Cheapest Retailer
-
£172 GBP
$231 USD
A
Retailer 2
-
£297 GBP
View
A
Retailer 3
-
£363 GBP
$486 USD
View
B+
Retailer 4
-
£440 GBP
$590 USD
View
B+
Retailer 5
-
£574 GBP
A$1,184 AUD
View
B+
Retailer 6
-
£590 GBP
$790 USD
View
B
Retailer 7
-
£690 GBP
$924 USD
View
B
Retailer 8
-
£707 GBP
$947 USD
View
B
Retailer 9
-
£759 GBP
$1,017 USD
View
B
Retailer 10
-
£951 GBP
View
Most Expensive
B
Do Amore Diamonds
27-72E733696 · Oct 29
£1,657 GBP
$2,220 USD
View
10 more retailers have this diamond
Prices start from £172 GBPSave up to £1,484 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 Marquise
£172 GBP