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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG795693579

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795693579

Diamond specifications and retailer prices

From £197 GBP
$265 USD
As of October 30, 2026
Save £684 GBP (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £881 GBP at MOH London · As of November 2, 2026
View at MOH London

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG795693579 or 795693579. Listed at 11 retailers as of October 30, 2026, with prices from £197 to £881, a £684 spread on the same certified stone. MOH London lists it at £881. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795693579
Dimensions11.80 × 6.02 × 3.81 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.80 mm6.02 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795693579
Side View
Table 60.0%Crown 36.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.3%

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: £881 GBP|Low: £197 GBP|High: £1,020 GBP|Avg: £541 GBP|-13.6%
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
November 3, 2026
Retailer 8£197 GBP
Retailer 9£369 GBP
Retailer 10£373 GBP
Retailer 6£377 GBP
Retailer 12£402 GBP
Retailer 3£405 GBP
Retailer 11£441 GBP
Retailer 5£490 GBP
Retailer 2£513 GBP
Retailer 7£704 GBP
Retailer 13£766 GBP
MOH London£881 GBP
Retailer 4£946 GBP

31 data points across 13 retailers

11 retailers£197 GBP to £881 GBP

A
Cheapest Retailer
-
£197 GBP
$265 USD
Final sale: no returns
Retailer 2
-
£253 GBP
$340 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
£369 GBP
$495 USD
View
Retailer 4
-
£373 GBP
$500 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£377 GBP
ZAR 8,175 ZAR
View
Retailer 6
-
£441 GBP
View
Price last confirmed 18 days ago
Retailer 7
-
£490 GBP
A$1,011 AUD
View
Price last confirmed 123 days ago
A
Retailer 8
-
£513 GBP
A$1,060 AUD
View
B+
Retailer 9
-
£704 GBP
$945 USD
View
Retailer 10
-
£814 GBP
$1,093 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
LG795693579 · Nov 2
£881 GBP
View
10 more retailers have this diamond
Prices start from £197 GBPSave up to £684 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
£197 GBP