Round|Lab Grown|IGI

5.03ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG784642842

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784642842

Diamond specifications and retailer prices

From £5,549 GBP

$7,390 USD

As of October 24, 2026

Save £22,520 GBP (80%) vs most expensive(unlock to see where)

12 retailers carry this diamond

Most expensive: £28,070 GBP at Do Amore Diamonds · As of October 23, 2026

View at Do Amore Diamonds

About this 5.03ct lab-grown round diamond

This 5.03ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784642842 or 784642842. Listed at 12 retailers as of October 23, 2026, with prices from £5,549 to £28,070, a £22,520 spread on the same certified stone. Do Amore Diamonds lists it at £28,070. 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

5.03

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.5°

Pavilion angle40.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG784642842

Dimensions11.05 × 10.98 × 6.76 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS 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 LG784642842

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 24

Current: £28,070 GBP|Low: £4,276 GBP|High: £30,060 GBP|Avg: £10,015 GBP|-6.6%

Do Amore Diamonds

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

Retailer 13

October 21, 2026

Retailer 10£4,276 GBP

Retailer 13£4,292 GBP

Retailer 4£5,160 GBP

Retailer 2£5,549 GBP

Retailer 11£5,549 GBP

Retailer 9£5,828 GBP

Retailer 8£6,432 GBP

Retailer 12£7,309 GBP

Retailer 6£8,627 GBP

Retailer 5£9,810 GBP

Retailer 7£10,687 GBP

Retailer 3£24,901 GBP

Do Amore Diamonds£28,070 GBP

27 data points across 13 retailers

12 retailers£5,549 GBP to £28,070 GBP

Retailer 1

£4,080 GBP

$5,433 USD

Price last confirmed 9 days ago

Retailer 2

£4,276 GBP

$5,694 USD

View

Price last confirmed 9 days ago

Retailer 3

£4,292 GBP

$5,715 USD

View

Price last confirmed 8 days ago

Retailer 4

£5,549 GBP

$7,390 USD

View

Price last confirmed 6 days ago

Retailer 5

£5,549 GBP

$7,390 USD

View

Retailer 6

£5,828 GBP

$7,761 USD

View

Retailer 7

£6,201 GBP

$8,258 USD

View

Price last confirmed 8 days ago

Retailer 8

£6,432 GBP

$8,565 USD

View

Price last confirmed 11 days ago

Retailer 9

£7,309 GBP

$9,733 USD

View

Price last confirmed 8 days ago

Retailer 10

£10,687 GBP

View

Price last confirmed 8 days ago

Retailer 11

£24,901 GBP

$33,160 USD

View

Price last confirmed 8 days ago

Most Expensive

Do Amore Diamonds

27-1766C6E43 · Oct 23

£28,070 GBP

$37,380 USD

View

11 more retailers have this diamond

Prices start from £5,549 GBPSave up to £22,520 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.

Similar diamonds

5.03ct Round

£5,549 GBP