Marquise|Lab Grown|IGI

3.14ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG841629708

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841629708

Diamond specifications and retailer prices

From £544 GBP
$729 USD
As of October 30, 2026
Save £1,947 GBP (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,340 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 3.14ct lab-grown marquise diamond

This 3.14ct 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 LG841629708 or 841629708. Listed at 22 retailers as of October 26, 2026, with a 358% 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

3.14
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841629708
Dimensions14.72 × 7.52 × 4.79 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
14.72 mm7.52 mm3.14 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841629708
Side View
Table 60.0%Crown 40.4°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.7%

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: Oct 30
Current: £1,426 GBP|Low: £544 GBP|High: £2,534 GBP|Avg: £1,269 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 21
October 31, 2026
Retailer 18£544 GBP
Retailer 13£596 GBP
Retailer 17£610 GBP
Retailer 3£631 GBP
Retailer 14£642 GBP
Retailer 19£735 GBP
Retailer 9£765 GBP
Retailer 16£905 GBP
Retailer 15£914 GBP
Retailer 8£960 GBP
Retailer 20£1,013 GBP
Retailer 1£1,426 GBP
Retailer 11£1,445 GBP
Retailer 4£1,466 GBP
Retailer 12£1,555 GBP
Retailer 7£1,776 GBP
Retailer 6£2,055 GBP
Retailer 5£2,127 GBP
Retailer 2£2,177 GBP
Retailer 21£2,254 GBP
Retailer 10£2,491 GBP

17 data points across 21 retailers

22 retailers£544 GBP to £2,491 GBP

A
Cheapest Retailer
-
£544 GBP
$729 USD
A
Retailer 2
-
£596 GBP
$799 USD
View
A
Retailer 3
-
£610 GBP
$817 USD
View
Final sale: no returns
A
Retailer 4
-
£631 GBP
$846 USD
View
Retailer 5
-
£642 GBP
$860 USD
View
Price last confirmed 14 days ago
A
Retailer 6
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£735 GBP
View
A
Retailer 7
-
£765 GBP
$1,025 USD
View
A
Retailer 8
-
£905 GBP
$1,212 USD
View
A
Retailer 9
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£914 GBP
$1,225 USD
View
A
Retailer 10
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£960 GBP
€1,225 EUR
View
A
Retailer 11
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£1,013 GBP
View
B+
Retailer 12
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£1,426 GBP
A$2,940 AUD
View
B+
Retailer 13
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£1,445 GBP
$1,936 USD
View
B+
Retailer 14
-
£1,466 GBP
ZAR 31,738 ZAR
View
B+
Retailer 15
-
£1,555 GBP
$2,084 USD
View
B+
Retailer 16
-
£1,776 GBP
$2,379 USD
View
B+
Retailer 17
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£2,055 GBP
$2,754 USD
View
B+
Retailer 18
-
£2,127 GBP
SGD 3,851 SGD
View
B+
Retailer 19
-
£2,177 GBP
$2,917 USD
View
B+
Retailer 20
-
£2,254 GBP
$3,020 USD
View
B
Retailer 21
-
£2,491 GBP
View
Most Expensive
Helzberg Diamonds
ZXZOKHMIPNGO · Oct 13
£3,340 GBP
$4,475 USD
View
Price last confirmed 18 days ago
21 more retailers have this diamond
Prices start from £544 GBPSave up to £1,947 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
3.14ct Marquise
£544 GBP