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Marquise|Lab Grown|IGI

3.10ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG849675652

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849675652

Diamond specifications and retailer prices

From £814 GBP
As of November 4, 2026
Save £2,440 GBP (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £6,457 GBP at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 LG849675652 or 849675652. Listed at 18 retailers as of November 4, 2026, with a 300% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849675652
Dimensions15.21 × 7.78 × 4.67 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.21 mm7.78 mm3.10 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849675652
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £6,457 GBP|Low: £814 GBP|High: £9,246 GBP|Avg: £2,251 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
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Retailer 12
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Retailer 18
November 5, 2026
Retailer 6£814 GBP
Retailer 11£851 GBP
Retailer 4£932 GBP
Retailer 2£1,129 GBP
Retailer 16£1,190 GBP
Retailer 13£1,336 GBP
Retailer 7£1,484 GBP
Retailer 17£1,819 GBP
Retailer 8£2,142 GBP
Retailer 5£2,280 GBP
Retailer 15£2,616 GBP
Retailer 18£2,707 GBP
Retailer 12£3,150 GBP
Retailer 3£3,237 GBP
Retailer 10£3,254 GBP
Retailer 9£4,592 GBP
Do Amore Diamonds£6,457 GBP
Retailer 14£9,246 GBP

9 data points across 18 retailers

18 retailers£814 GBP to £3,254 GBP

A
Cheapest Retailer
-
£814 GBP
Final sale: no returns
A
Retailer 2
-
£851 GBP
View
A
Retailer 3
-
£932 GBP
View
B+
Retailer 4
-
£1,129 GBP
View
B+
Retailer 5
-
£1,190 GBP
View
B+
Retailer 6
-
£1,336 GBP
View
Retailer 7
-
£1,484 GBP
View
Price last confirmed 12 days ago
B+
Retailer 8
-
£1,819 GBP
View
Retailer 9
-
£2,142 GBP
View
Price last confirmed 13 days ago
B
Retailer 10
-
£2,280 GBP
View
B
Retailer 11
-
£2,616 GBP
View
B
Retailer 12
-
£2,707 GBP
View
B
Retailer 13
-
£3,150 GBP
View
B
Retailer 14
-
£3,237 GBP
View
B
Retailer 15
-
£3,254 GBP
View
Retailer 16
-
£4,592 GBP
View
Price last confirmed 9 days ago
Most Expensive
Do Amore Diamonds
27-865789E9E · Nov 5
£6,457 GBP
$8,690 USD
View
Price under review
16 more retailers have this diamond
Prices start from £814 GBPSave up to £2,440 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
£814 GBP