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Marquise|Lab Grown|IGI

1.43ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG794662105

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794662105

Diamond specifications and retailer prices

From £200 GBP
$266 USD
As of October 30, 2026
Save £1,512 GBP (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,712 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown marquise diamond

This 1.43ct 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 LG794662105 or 794662105. Listed at 12 retailers as of October 29, 2026, with prices from £200 to £1,712, a £1,512 spread on the same certified stone. Do Amore Diamonds lists it at £1,712. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794662105
Dimensions11.77 × 5.79 × 11.77 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm5.79 mm1.43 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794662105
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.9%

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: Oct 30
Current: £1,712 GBP|Low: £96 GBP|High: £1,772 GBP|Avg: £534 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 12
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Retailer 16
October 28, 2026
Retailer 7£96 GBP
Retailer 16£165 GBP
Retailer 3£307 GBP
Retailer 15£345 GBP
Retailer 4£364 GBP
Retailer 14£371 GBP
Retailer 12£372 GBP
Retailer 13£412 GBP
Retailer 8£460 GBP
Retailer 5£628 GBP
Retailer 9£642 GBP
Retailer 2£667 GBP
Retailer 11£761 GBP
Retailer 6£887 GBP
Retailer 10£1,102 GBP
Do Amore Diamonds£1,712 GBP

18 data points across 16 retailers

12 retailers£200 GBP to £1,712 GBP

A
Cheapest Retailer
-
£200 GBP
$266 USD
Retailer 2
-
£307 GBP
ZAR 6,603 ZAR
View
Price last confirmed 42 days ago
A
Retailer 3
-
£371 GBP
$494 USD
View
A
Retailer 4
-
£372 GBP
$495 USD
View
A
Retailer 5
-
£412 GBP
$548 USD
View
Retailer 6
-
£460 GBP
A$942 AUD
View
Price last confirmed 119 days ago
Retailer 7
-
£642 GBP
$855 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
£667 GBP
A$1,366 AUD
View
B
Retailer 9
-
£761 GBP
$1,013 USD
View
B
Retailer 10
-
£879 GBP
$1,170 USD
View
Retailer 11
-
£1,102 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
7-1798455 · Oct 29
£1,712 GBP
$2,280 USD
View
11 more retailers have this diamond
Prices start from £200 GBPSave up to £1,512 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
1.43ct Marquise
£200 GBP