Oval|Lab Grown|IGI

4.55ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG815630805

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815630805

Diamond specifications and retailer prices

From £1,002 GBP

$1,345 USD

As of November 2, 2026

Save £5,667 GBP (85%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: £7,959 GBP at Brilliant Earth · As of November 1, 2026

View at Brilliant Earth

About this 4.55ct lab-grown oval diamond

This 4.55ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815630805 or 815630805. Listed at 15 retailers as of November 2, 2026, with a 565% 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

4.55

Carat

Colour

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37.9°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG815630805

Dimensions12.91 × 9.30 × 5.83 mm

L/W Ratio1.39

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

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG815630805

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 2

Current: £7,959 GBP|Low: £805 GBP|High: £7,959 GBP|Avg: £2,517 GBP|+1.0%

Brilliant Earth

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

Retailer 15

November 1, 2026

Retailer 10£1,002 GBP

Retailer 5£1,010 GBP

Retailer 7£1,174 GBP

Retailer 14£1,228 GBP

Retailer 9£1,462 GBP

Retailer 15£1,486 GBP

Retailer 11£1,822 GBP

Retailer 8£2,061 GBP

Retailer 3£2,118 GBP

Retailer 6£2,363 GBP

Retailer 4£2,840 GBP

Retailer 2£3,091 GBP

Retailer 13£5,119 GBP

Retailer 12£6,669 GBP

Brilliant Earth£7,959 GBP

30 data points across 15 retailers

15 retailers£1,002 GBP to £6,669 GBP

Retailer 1

£592 GBP

$795 USD

Price last confirmed 32 days ago

Retailer 2

£1,002 GBP

$1,345 USD

View

Retailer 3

£1,010 GBP

$1,356 USD

View

Price last confirmed 12 days ago

Retailer 4

£1,228 GBP

$1,648 USD

View

B+

Retailer 5

£1,462 GBP

€1,869 EUR

View

Retailer 6

£1,486 GBP

$1,994 USD

View

Price last confirmed 10 days ago

B+

Retailer 7

£1,822 GBP

$2,445 USD

View

B+

Retailer 8

£2,061 GBP

A$4,256 AUD

View

B+

Retailer 9

£2,118 GBP

$2,843 USD

View

Retailer 10

£2,221 GBP

$2,981 USD

View

Price last confirmed 33 days ago

Retailer 11

£2,840 GBP

A$5,863 AUD

View

Price last confirmed 25 days ago

Retailer 12

£3,091 GBP

View

Retailer 13

£5,119 GBP

$6,869 USD

View

Retailer 14

£6,669 GBP

$8,950 USD

View

Most Expensive

Brilliant Earth

21652225A · Nov 1

£7,959 GBP

$10,680 USD

View

Price under review

14 more retailers have this diamond

Prices start from £1,002 GBPSave up to £5,667 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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