Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1 • IGI LG846660413

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG846660413

Diamond specifications and retailer prices

From £218 GBP

$292 USD

As of November 1, 2026

Save £1,555 GBP (88%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: £1,772 GBP at Queensmith · As of October 27, 2026

View at Queensmith

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846660413 or 846660413. Listed at 19 retailers as of October 27, 2026, with prices from £218 to £1,772, a £1,555 spread on the same certified stone. Queensmith lists it at £1,772. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36.4°

Pavilion angle40.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG846660413

Dimensions9.62 × 6.67 × 4.06 mm

L/W Ratio1.44

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 LG846660413

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: Nov 1

Current: £1,772 GBP|Low: £218 GBP|High: £1,772 GBP|Avg: £674 GBP

Queensmith

Retailer 2

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November 1, 2026

Retailer 8£218 GBP

Retailer 10£243 GBP

Retailer 5£270 GBP

Retailer 12£286 GBP

Retailer 4£364 GBP

Retailer 3£366 GBP

Retailer 15£424 GBP

Retailer 19£465 GBP

Retailer 13£475 GBP

Retailer 9£555 GBP

Retailer 18£629 GBP

Retailer 16£694 GBP

Retailer 6£870 GBP

Retailer 11£905 GBP

Retailer 2£1,083 GBP

Retailer 7£1,110 GBP

Retailer 17£1,123 GBP

Retailer 14£1,343 GBP

Queensmith£1,772 GBP

12 data points across 19 retailers

19 retailers£218 GBP to £1,772 GBP

Cheapest Retailer

£218 GBP

$292 USD

Retailer 2

£243 GBP

$326 USD

View

Final sale: no returns

Retailer 3

£270 GBP

$362 USD

View

Price last confirmed 7 days ago

Retailer 4

£286 GBP

View

B+

Retailer 5

£364 GBP

$488 USD

View

Retailer 6

£366 GBP

$490 USD

View

Retailer 7

£424 GBP

€541 EUR

View

Retailer 8

£465 GBP

ZAR 10,055 ZAR

View

Retailer 9

£475 GBP

View

B+

Retailer 10

£555 GBP

$744 USD

View

B+

Retailer 11

£629 GBP

A$1,296 AUD

View

B+

Retailer 12

£694 GBP

$930 USD

View

B+

Retailer 13

£870 GBP

$1,166 USD

View

Retailer 14

£905 GBP

$1,213 USD

View

Retailer 15

£1,083 GBP

View

Retailer 16

£1,110 GBP

$1,488 USD

View

Retailer 17

£1,123 GBP

$1,505 USD

View

Retailer 18

£1,343 GBP

$1,800 USD

View

Most Expensive

Queensmith

LG846660413 · Oct 27

£1,772 GBP

View

18 more retailers have this diamond

Prices start from £218 GBPSave up to £1,555 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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