Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG847618582

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847618582

Diamond specifications and retailer prices

From £375 GBP
As of November 4, 2026
Save £2,411 GBP (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £2,786 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.1ct lab-grown marquise diamond

This 3.1ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG847618582 or 847618582. Listed at 24 retailers as of November 4, 2026, with prices from £375 to £2,786, a £2,411 spread on the same certified stone. Brilliant Earth lists it at £2,786. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847618582
Dimensions14.71 × 7.75 × 4.83 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.71 mm7.75 mm3.10 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847618582
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.3%

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: Nov 4
Current: £2,786 GBP|Low: £375 GBP|High: £4,562 GBP|Avg: £1,183 GBP|-38.9%
Brilliant Earth
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November 5, 2026
Retailer 4£375 GBP
Retailer 8£421 GBP
Retailer 23£421 GBP
Retailer 19£466 GBP
Retailer 16£513 GBP
Retailer 2£528 GBP
Retailer 22£568 GBP
Retailer 15£681 GBP
Retailer 14£684 GBP
Retailer 5£723 GBP
Retailer 21£768 GBP
Retailer 18£986 GBP
Retailer 13£1,000 GBP
Retailer 17£1,010 GBP
Retailer 9£1,102 GBP
Retailer 6£1,224 GBP
Retailer 10£1,473 GBP
Retailer 24£1,515 GBP
Retailer 7£1,610 GBP
Retailer 3£1,727 GBP
Retailer 20£1,938 GBP
Retailer 11£2,036 GBP
Retailer 12£2,207 GBP
Brilliant Earth£2,786 GBP

9 data points across 24 retailers

24 retailers£375 GBP to £2,786 GBP

A
Cheapest Retailer
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£375 GBP
A
Retailer 2
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£421 GBP
View
A
Retailer 3
-
£421 GBP
View
Final sale: no returns
A
Retailer 4
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£466 GBP
View
A
Retailer 5
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£513 GBP
View
A
Retailer 6
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£528 GBP
View
A
Retailer 7
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£568 GBP
View
Retailer 8
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£681 GBP
View
Price last confirmed 11 days ago
Retailer 9
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£684 GBP
View
Price last confirmed 12 days ago
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Retailer 10
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£723 GBP
View
A
Retailer 11
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£768 GBP
View
A
Retailer 12
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£986 GBP
View
A
Retailer 13
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£1,000 GBP
View
Retailer 14
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£1,010 GBP
View
Price last confirmed 13 days ago
B+
Retailer 15
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£1,102 GBP
View
B+
Retailer 16
-
£1,224 GBP
View
B+
Retailer 17
-
£1,473 GBP
View
B+
Retailer 18
-
£1,515 GBP
View
B+
Retailer 19
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£1,610 GBP
View
B
Retailer 20
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£1,727 GBP
View
B
Retailer 21
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£1,938 GBP
View
B
Retailer 22
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£2,036 GBP
View
Retailer 23
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£2,207 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
22251622A · Nov 5
£2,786 GBP
$3,750 USD
View
23 more retailers have this diamond
Prices start from £375 GBPSave up to £2,411 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
3.10ct Marquise
£375 GBP