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Marquise|Lab Grown|IGI

1.80ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG792669624

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792669624

Diamond specifications and retailer prices

From £1,289 GBP
$1,730 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: £1,289 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.8ct lab-grown marquise diamond

This 1.8ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792669624 or 792669624. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792669624
Dimensions13.03 × 6.44 × 3.87 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.03 mm6.44 mm1.80 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792669624
Side View
Table 60.0%Crown 32°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 60.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £1,289 GBP|Low: £117 GBP|High: £1,289 GBP|Avg: £695 GBP
Brilliant Earth
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August 4, 2026
Retailer 7£267 GBP
Retailer 10£383 GBP
Retailer 9£424 GBP
Retailer 8£445 GBP
Retailer 12£550 GBP
Retailer 13£579 GBP
Retailer 11£601 GBP
Retailer 3£646 GBP
Retailer 14£802 GBP
Retailer 2£816 GBP
Retailer 4£946 GBP
Retailer 6£974 GBP
Retailer 5£1,075 GBP
Brilliant Earth£1,289 GBP

31 data points across 14 retailers

1 retailer

B
Brilliant Earth
19880226A · Nov 2
£1,289 GBP
$1,730 USD
View

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B
1.80ct Marquise
£1,289 GBP