Round|Lab Grown|IGI

1.33ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818669628

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818669628

Diamond specifications and retailer prices

From £1,470 GBP

$1,970 USD

As of October 29, 2026

9 retailers carry this diamond

Most expensive: £1,709 GBP at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818669628 or 818669628. Listed at 9 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.5°

Pavilion angle40.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG818669628

Dimensions7.14 × 7.10 × 4.27 mm

L/W Ratio1.01

Girdle conditionFaceted

Cert comments

As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG818669628

Side View

Caratlytics Score

How it works →

Good

Decent quality, room for better deals

Unlock full score analysis

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

Price History

Last verified: Oct 29

Current: £1,709 GBP|Low: £172 GBP|High: £1,918 GBP|Avg: £744 GBP|-10.9%

Do Amore Diamonds

Retailer 2

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Retailer 15

October 24, 2026

Retailer 6£172 GBP

Retailer 12£406 GBP

Retailer 7£424 GBP

Retailer 9£426 GBP

Retailer 5£442 GBP

Retailer 3£449 GBP

Retailer 11£452 GBP

Retailer 15£587 GBP

Retailer 8£734 GBP

Retailer 10£784 GBP

Retailer 4£896 GBP

Retailer 13£1,067 GBP

Retailer 14£1,085 GBP

Retailer 2£1,470 GBP

Do Amore Diamonds£1,709 GBP

16 data points across 15 retailers

9 retailers

Retailer 1

£406 GBP

$544 USD

Price last confirmed 10 days ago

Retailer 2

£426 GBP

View

Price last confirmed 9 days ago

Retailer 3

£452 GBP

$605 USD

View

Price last confirmed 8 days ago

Retailer 4

£734 GBP

$984 USD

View

Price last confirmed 8 days ago

Retailer 5

£784 GBP

$1,050 USD

View

Price last confirmed 9 days ago

Retailer 6

£1,067 GBP

$1,430 USD

View

Price last confirmed 10 days ago

Retailer 7

£1,085 GBP

View

Price last confirmed 12 days ago

Retailer 8

£1,470 GBP

$1,970 USD

View

Most Expensive

Do Amore Diamonds

27-C400DE90C · Oct 23

£1,709 GBP

$2,290 USD

View

Price last confirmed 8 days ago

8 more retailers have this diamond

Prices start from £1,470 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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1.33ct Round

£1,470 GBP