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Marquise|Lab Grown|IGI

1.75ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG840661015

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840661015

Diamond specifications and retailer prices

From £200 GBP
$267 USD
As of October 28, 2026
Save £234 GBP (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £942 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.75ct lab-grown marquise diamond

This 1.75ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840661015 or 840661015. Listed at 3 retailers as of October 28, 2026, with a 116% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840661015
Dimensions12.42 × 6.17 × 3.96 mm
L/W Ratio2.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.42 mm6.17 mm1.75 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840661015
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: £942 GBP|Low: £200 GBP|High: £942 GBP|Avg: £618 GBP|+1.6%
Rare Carat
Retailer 2
Retailer 3
October 29, 2026
Retailer 3£200 GBP
Retailer 2£434 GBP
Rare Carat£942 GBP

26 data points across 3 retailers

3 retailers£200 GBP to £434 GBP

A
Cheapest Retailer
-
£200 GBP
$267 USD
Final sale: no returns
A
Retailer 2
-
£434 GBP
View
Most Expensive
Rare Carat
840661015 · Oct 21
£942 GBP
$1,255 USD
View
Price last confirmed 8 days ago
2 more retailers have this diamond
Prices start from £200 GBPSave up to £234 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
1.75ct Marquise
£200 GBP