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Marquise|Lab Grown|IGI

1.24ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG606346083

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG606346083

Diamond specifications and retailer prices

From £215 GBP
As of November 6, 2026
Save £962 GBP (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,913 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG606346083 or 606346083. Listed at 16 retailers as of November 5, 2026, with a 447% 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

1.24
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606346083
Dimensions11.74 × 5.40 × 3.46 mm
L/W Ratio2.17
Girdle conditionFaceted
Culet sizePointed
Top View
11.74 mm5.40 mm1.24 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606346083
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.1%

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 6
Current: £1,913 GBP|Low: £215 GBP|High: £1,913 GBP|Avg: £698 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 6, 2026
Retailer 17£215 GBP
Retailer 5£267 GBP
Retailer 15£267 GBP
Retailer 14£281 GBP
Retailer 16£385 GBP
Retailer 6£439 GBP
Retailer 12£508 GBP
Retailer 4£510 GBP
Retailer 2£520 GBP
Retailer 11£724 GBP
Retailer 13£820 GBP
Retailer 3£947 GBP
Retailer 9£1,000 GBP
Retailer 8£1,013 GBP
Retailer 7£1,068 GBP
Retailer 10£1,177 GBP
Do Amore Diamonds£1,913 GBP

34 data points across 17 retailers

16 retailers£215 GBP to £1,177 GBP

A
Cheapest Retailer
-
£215 GBP
Retailer 2
-
£267 GBP
View
Price last confirmed 13 days ago
A
Retailer 3
-
£267 GBP
View
A
Retailer 4
-
£281 GBP
View
A
Retailer 5
-
£385 GBP
View
B+
Retailer 6
-
£439 GBP
View
B+
Retailer 7
-
£508 GBP
View
B+
Retailer 8
-
£510 GBP
View
B+
Retailer 9
-
£520 GBP
View
B
Retailer 10
-
£724 GBP
View
B
Retailer 11
-
£820 GBP
View
B
Retailer 12
-
£947 GBP
View
B
Retailer 13
-
£1,000 GBP
View
B
Retailer 14
-
£1,068 GBP
View
B
Retailer 15
-
£1,177 GBP
View
Most Expensive
Do Amore Diamonds
27-CECA4706A · Nov 6
£1,913 GBP
$2,560 USD
View
Price under review
15 more retailers have this diamond
Prices start from £215 GBPSave up to £962 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
1.24ct Marquise
£215 GBP