Oval|Lab Grown|IGI

1.66ct E VVS1 Oval Lab Grown Diamond

EX • E/VVS1 • IGI LG757539699

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG757539699

Diamond specifications and retailer prices

From £528 GBP

A$1,088 AUD

As of November 2, 2026

12 retailers carry this diamond

Most expensive: £2,106 GBP at Yadav Diamonds · As of September 30, 2026

View at Yadav Diamonds

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 LG757539699 or 757539699. Listed at 12 retailers as of November 2, 2026. 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 angle35.3°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG757539699

Dimensions6.74 × 6.74 × 4.14 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

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 LG757539699

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2

Current: £528 GBP|Low: £225 GBP|High: £2,106 GBP|Avg: £793 GBP

Retailer 1

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Yadav Diamonds

October 31, 2026

Retailer 3£225 GBP

Retailer 23£250 GBP

Retailer 11£334 GBP

Retailer 6£358 GBP

Retailer 2£423 GBP

Retailer 7£429 GBP

Retailer 21£469 GBP

Retailer 17£484 GBP

Retailer 16£515 GBP

Retailer 1£528 GBP

Retailer 4£589 GBP

Retailer 20£641 GBP

Retailer 19£699 GBP

Retailer 8£809 GBP

Retailer 15£955 GBP

Retailer 10£1,011 GBP

Retailer 12£1,046 GBP

Retailer 5£1,053 GBP

Retailer 14£1,057 GBP

Retailer 18£1,121 GBP

Retailer 9£1,455 GBP

Retailer 22£1,544 GBP

Retailer 13£1,605 GBP

Yadav Diamonds£2,106 GBP

16 data points across 24 retailers

12 retailers

Retailer 1

£202 GBP

$271 USD

Price last confirmed 34 days ago

Retailer 2

£234 GBP

$314 USD

View

Price last confirmed 37 days ago

Retailer 3

£247 GBP

$331 USD

View

Price last confirmed 33 days ago

Retailer 4

£469 GBP

ZAR 10,159 ZAR

View

Price last confirmed 36 days ago

Retailer 5

£515 GBP

$690 USD

View

Price last confirmed 32 days ago

B+

Retailer 6

£528 GBP

A$1,088 AUD

View

Retailer 7

£589 GBP

$789 USD

View

Price last confirmed 34 days ago

Retailer 8

£699 GBP

View

Price last confirmed 33 days ago

Retailer 9

£888 GBP

$1,190 USD

View

Price last confirmed 32 days ago

Retailer 10

£1,046 GBP

A$2,156 AUD

View

Price last confirmed 32 days ago

Retailer 11

£1,455 GBP

$1,950 USD

View

Price last confirmed 31 days ago

Most Expensive

Yadav Diamonds

13181715 · Sep 30

£2,106 GBP

$2,822 USD

View

Price last confirmed 33 days ago

11 more retailers have this diamond

Prices start from £528 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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B+

1.66ct Oval

£528 GBP