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 $1,919 AUD

$1,345 USD

As of November 3, 2026

Save $10,852 AUD (85%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $15,239 AUD 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 3

Current: $15,239 AUD|Low: $1,541 AUD|High: $15,239 AUD|Avg: $4,820 AUD|+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$1,919 AUD

Retailer 5$1,935 AUD

Retailer 7$2,247 AUD

Retailer 14$2,352 AUD

Retailer 9$2,800 AUD

Retailer 15$2,845 AUD

Retailer 11$3,489 AUD

Retailer 8$3,947 AUD

Retailer 3$4,056 AUD

Retailer 6$4,525 AUD

Retailer 4$5,438 AUD

Retailer 2$5,919 AUD

Retailer 13$9,802 AUD

Retailer 12$12,771 AUD

Brilliant Earth$15,239 AUD

30 data points across 15 retailers

15 retailers$1,919 AUD to $12,771 AUD

Retailer 1

$1,134 AUD

$795 USD

Price last confirmed 32 days ago

Retailer 2

$1,919 AUD

$1,345 USD

View

Retailer 3

$1,935 AUD

$1,356 USD

View

Price last confirmed 13 days ago

Retailer 4

$2,352 AUD

$1,648 USD

View

B+

Retailer 5

$2,800 AUD

€1,869 EUR

View

Retailer 6

$2,845 AUD

$1,994 USD

View

Price last confirmed 10 days ago

B+

Retailer 7

$3,489 AUD

$2,445 USD

View

B+

Retailer 8

$3,947 AUD

View

Retailer 9

$4,056 AUD

$2,843 USD

View

Price last confirmed 7 days ago

Retailer 10

$4,254 AUD

$2,981 USD

View

Price last confirmed 34 days ago

Retailer 11

$5,438 AUD

View

Price last confirmed 26 days ago

Retailer 12

$5,919 AUD

£3,266 GBP

View

Retailer 13

$9,802 AUD

$6,869 USD

View

Retailer 14

$12,771 AUD

$8,950 USD

View

Most Expensive

Brilliant Earth

21652225A · Nov 1

$15,239 AUD

$10,680 USD

View

Price under review

14 more retailers have this diamond

Prices start from $1,919 AUDSave up to $10,852 AUD

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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4.55ct Oval

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