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Marquise|Lab Grown|IGI

1.01ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG795643126

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795643126

Diamond specifications and retailer prices

From £190 GBP
As of November 4, 2026
Save £1,810 GBP (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,000 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG795643126 or 795643126. Listed at 24 retailers as of November 4, 2026, with prices from £190 to £2,000, a £1,810 spread on the same certified stone. Brilliant Earth lists it at £2,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795643126
Dimensions10.20 × 5.35 × 3.25 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.20 mm5.35 mm1.01 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795643126
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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: Nov 4
Current: £2,000 GBP|Low: £190 GBP|High: £2,000 GBP|Avg: £570 GBP
Brilliant Earth
Retailer 2
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November 4, 2026
Retailer 3£190 GBP
Retailer 10£213 GBP
Retailer 18£220 GBP
Retailer 8£236 GBP
Retailer 2£241 GBP
Retailer 9£265 GBP
Retailer 21£322 GBP
Retailer 15£356 GBP
Retailer 17£406 GBP
Retailer 20£416 GBP
Retailer 6£421 GBP
Retailer 13£444 GBP
Retailer 14£476 GBP
Retailer 11£631 GBP
Retailer 16£723 GBP
Retailer 12£757 GBP
Retailer 7£795 GBP
Retailer 5£827 GBP
Retailer 19£943 GBP
Retailer 4£1,017 GBP
Brilliant Earth£2,000 GBP

30 data points across 21 retailers

24 retailers£190 GBP to £2,000 GBP

A
Cheapest Retailer
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£190 GBP
A
Retailer 2
-
£213 GBP
View
Final sale: no returns
A
Retailer 3
-
£220 GBP
View
A
Retailer 4
-
£236 GBP
View
A
Retailer 5
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£241 GBP
View
A
Retailer 6
-
£265 GBP
View
Retailer 7
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£294 GBP
View
Price last confirmed 10 days ago
A
Retailer 8
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£322 GBP
View
A
Retailer 9
-
£356 GBP
View
A
Retailer 10
-
£406 GBP
View
A
Retailer 11
-
£416 GBP
View
A
Retailer 12
-
£421 GBP
View
A
Retailer 13
-
£444 GBP
View
Retailer 14
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£476 GBP
View
Price last confirmed 10 days ago
B+
Retailer 15
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£610 GBP
View
B+
Retailer 16
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£631 GBP
View
B+
Retailer 17
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£723 GBP
View
B+
Retailer 18
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£757 GBP
View
B+
Retailer 19
-
£795 GBP
View
B
Retailer 20
-
£827 GBP
View
B+
Retailer 21
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£943 GBP
View
B
Retailer 22
-
£1,017 GBP
View
Retailer 23
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£1,489 GBP
View
Price last confirmed 35 days ago
Most Expensive
B
Brilliant Earth
20146744A · Nov 4
£2,000 GBP
$2,700 USD
View
23 more retailers have this diamond
Prices start from £190 GBPSave up to £1,810 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
1.01ct Marquise
£190 GBP