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Marquise|Lab Grown|IGI

3.20ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG811675436

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG811675436

Diamond specifications and retailer prices

From £652 GBP
$873 USD
As of October 30, 2026
Save £3,121 GBP (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,772 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 3.2ct lab-grown marquise diamond

This 3.2ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811675436 or 811675436. Listed at 23 retailers as of October 27, 2026, with prices from £652 to £3,772, a £3,121 spread on the same certified stone. Queensmith lists it at £3,772. 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

3.20
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811675436
Dimensions14.96 × 7.70 × 4.88 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.96 mm7.70 mm3.20 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811675436
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.4%

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: Oct 30
Current: £880 GBP|Low: £652 GBP|High: £2,871 GBP|Avg: £1,667 GBP|-10.1%
Retailer 1
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Retailer 19
October 30, 2026
Retailer 5£652 GBP
Retailer 18£709 GBP
Retailer 4£729 GBP
Retailer 9£756 GBP
Retailer 1£880 GBP
Retailer 15£888 GBP
Retailer 3£978 GBP
Retailer 12£1,163 GBP
Retailer 8£1,215 GBP
Retailer 19£1,529 GBP
Retailer 17£1,706 GBP
Retailer 2£1,738 GBP
Retailer 13£1,755 GBP
Retailer 16£2,093 GBP
Retailer 6£2,365 GBP
Retailer 10£2,494 GBP
Retailer 7£2,623 GBP
Retailer 11£2,818 GBP
Retailer 14£2,849 GBP

30 data points across 19 retailers

23 retailers£652 GBP to £3,772 GBP

A
Cheapest Retailer
-
£652 GBP
$873 USD
A
Retailer 2
-
£709 GBP
$950 USD
View
A
Retailer 3
-
£729 GBP
$977 USD
View
Final sale: no returns
A
Retailer 4
-
£756 GBP
$1,013 USD
View
Retailer 5
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£824 GBP
$1,104 USD
View
Price last confirmed 36 days ago
Retailer 6
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£835 GBP
$1,119 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
£880 GBP
View
A
Retailer 8
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£888 GBP
$1,190 USD
View
A
Retailer 9
-
£978 GBP
$1,310 USD
View
A
Retailer 10
-
£1,163 GBP
View
A
Retailer 11
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£1,215 GBP
$1,628 USD
View
B+
Retailer 12
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£1,529 GBP
$2,049 USD
View
Retailer 13
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£1,706 GBP
A$3,516 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
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£1,738 GBP
$2,329 USD
View
B+
Retailer 15
-
£1,755 GBP
ZAR 37,997 ZAR
View
B+
Retailer 16
-
£2,093 GBP
View
B+
Retailer 17
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£2,126 GBP
$2,848 USD
View
B+
Retailer 18
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£2,365 GBP
$3,169 USD
View
B+
Retailer 19
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£2,494 GBP
$3,342 USD
View
B
Retailer 20
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£2,623 GBP
$3,515 USD
View
Retailer 21
-
£2,818 GBP
A$5,808 AUD
View
Price last confirmed 22 days ago
B
Retailer 22
-
£2,849 GBP
View
Most Expensive
B
Queensmith
LG811675436 · Oct 27
£3,772 GBP
View
22 more retailers have this diamond
Prices start from £652 GBPSave up to £3,121 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
3.20ct Marquise
£652 GBP