Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844657759

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844657759

Diamond specifications and retailer prices

From £195 GBP
$261 USD
As of October 27, 2026
Save £1,358 GBP (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,552 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844657759 or 844657759. Listed at 23 retailers as of October 27, 2026, with prices from £195 to £1,552, a £1,358 spread on the same certified stone. Brilliant Earth lists it at £1,552. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844657759
Dimensions11.93 × 6.06 × 3.81 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.93 mm6.06 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844657759
Side View
Table 59.0%Crown 37.6°Girdle: MED-STKPavilion 41.3°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 27
Current: £407 GBP|Low: £195 GBP|High: £1,011 GBP|Avg: £532 GBP|-0.9%
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October 29, 2026
Retailer 5£195 GBP
Retailer 18£215 GBP
Retailer 13£229 GBP
Retailer 8£245 GBP
Retailer 11£245 GBP
Retailer 14£286 GBP
Retailer 2£325 GBP
Retailer 16£358 GBP
Retailer 4£382 GBP
Retailer 1£407 GBP
Retailer 15£417 GBP
Retailer 12£456 GBP
Retailer 6£496 GBP
Retailer 3£559 GBP
Retailer 17£744 GBP
Retailer 7£745 GBP
Retailer 9£752 GBP
Retailer 20£773 GBP
Retailer 10£787 GBP
Retailer 22£811 GBP
Retailer 21£883 GBP
Retailer 19£964 GBP

11 data points across 22 retailers

23 retailers£195 GBP to £1,552 GBP

A
Cheapest Retailer
-
£195 GBP
$261 USD
A
Retailer 2
-
£215 GBP
$288 USD
View
Final sale: no returns
A
Retailer 3
-
£229 GBP
$307 USD
View
A
Retailer 4
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£245 GBP
$328 USD
View
A
Retailer 5
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£245 GBP
$328 USD
View
A
Retailer 6
-
£286 GBP
View
B+
Retailer 7
-
£325 GBP
$435 USD
View
A
Retailer 8
-
£358 GBP
$480 USD
View
A
Retailer 9
-
£382 GBP
€488 EUR
View
A
Retailer 10
-
£407 GBP
$546 USD
View
Retailer 11
-
£417 GBP
ZAR 9,035 ZAR
View
Price last confirmed 7 days ago
A
Retailer 12
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£456 GBP
View
A
Retailer 13
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£496 GBP
$664 USD
View
B+
Retailer 14
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£559 GBP
A$1,152 AUD
View
B+
Retailer 15
-
£744 GBP
$997 USD
View
B+
Retailer 16
-
£745 GBP
$998 USD
View
B+
Retailer 17
-
£752 GBP
A$1,551 AUD
View
B+
Retailer 18
-
£773 GBP
SGD 1,399 SGD
View
B+
Retailer 19
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£787 GBP
$1,054 USD
View
B+
Retailer 20
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£811 GBP
$1,086 USD
View
B
Retailer 21
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£883 GBP
$1,183 USD
View
B
Retailer 22
-
£964 GBP
View
Most Expensive
B
Brilliant Earth
22282219A · Oct 28
£1,552 GBP
$2,080 USD
View
22 more retailers have this diamond
Prices start from £195 GBPSave up to £1,358 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
1.55ct Marquise
£195 GBP