Marquise|Lab Grown|IGI

3.19ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG821651342

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821651342

Diamond specifications and retailer prices

From £631 GBP

$846 USD

As of October 29, 2026

Save £3,033 GBP (83%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: £4,194 GBP at Rare Carat · As of October 7, 2026

View at Rare Carat

About this 3.19ct lab-grown marquise diamond

This 3.19ct 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 LG821651342 or 821651342. Listed at 17 retailers as of October 29, 2026, with a 480% 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

3.19

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.6°

Pavilion angle39°

OriginLab Grown

Grading LabIGI

CertificateIGI LG821651342

Dimensions16.51 × 7.49 × 4.42 mm

L/W Ratio2.20

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG821651342

Side View

Caratlytics Score

How it works →

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 29

Current: £1,043 GBP|Low: £631 GBP|High: £2,542 GBP|Avg: £1,527 GBP|-2.9%

Retailer 1

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

October 31, 2026

Retailer 14£631 GBP

Retailer 3£784 GBP

Retailer 10£937 GBP

Retailer 1£1,043 GBP

Retailer 2£1,201 GBP

Retailer 7£1,467 GBP

Retailer 12£1,491 GBP

Retailer 4£1,518 GBP

Retailer 9£1,555 GBP

Retailer 5£2,137 GBP

Retailer 8£2,188 GBP

Retailer 13£2,256 GBP

Retailer 11£2,336 GBP

Retailer 6£2,485 GBP

21 data points across 14 retailers

17 retailers£631 GBP to £3,664 GBP

Cheapest Retailer

£631 GBP

$846 USD

Final sale: no returns

Retailer 2

£784 GBP

$1,050 USD

View

Retailer 3

£937 GBP

$1,255 USD

View

Retailer 4

£1,043 GBP

View

Retailer 5

£1,201 GBP

€1,532 EUR

View

B+

Retailer 6

£1,467 GBP

A$3,024 AUD

View

B+

Retailer 7

£1,491 GBP

$1,998 USD

View

B+

Retailer 8

£1,518 GBP

ZAR 32,853 ZAR

View

B+

Retailer 9

£1,555 GBP

$2,083 USD

View

B+

Retailer 10

£2,137 GBP

$2,864 USD

View

B+

Retailer 11

£2,188 GBP

SGD 3,961 SGD

View

B+

Retailer 12

£2,256 GBP

$3,022 USD

View

B+

Retailer 13

£2,336 GBP

$3,130 USD

View

B+

Retailer 14

£2,485 GBP

View

Retailer 15

£2,775 GBP

A$5,720 AUD

View

Price last confirmed 22 days ago

Retailer 16

£3,664 GBP

$4,910 USD

View

Most Expensive

Rare Carat

CN177-40A · Oct 7

£4,194 GBP

$5,620 USD

View

Price last confirmed 23 days ago

16 more retailers have this diamond

Prices start from £631 GBPSave up to £3,033 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.

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3.19ct Marquise

£631 GBP