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 $1,720 SGD

$1,345 USD

As of November 2, 2026

Save $9,726 SGD (85%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $13,659 SGD 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: $13,659 SGD|Low: $1,381 SGD|High: $13,659 SGD|Avg: $4,320 SGD|+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$1,720 SGD

Retailer 5$1,734 SGD

Retailer 7$2,014 SGD

Retailer 14$2,108 SGD

Retailer 9$2,510 SGD

Retailer 15$2,550 SGD

Retailer 11$3,127 SGD

Retailer 8$3,538 SGD

Retailer 3$3,636 SGD

Retailer 6$4,055 SGD

Retailer 4$4,874 SGD

Retailer 2$5,305 SGD

Retailer 13$8,785 SGD

Retailer 12$11,446 SGD

Brilliant Earth$13,659 SGD

30 data points across 15 retailers

15 retailers$1,720 SGD to $11,446 SGD

Retailer 1

$1,017 SGD

$795 USD

Price last confirmed 32 days ago

Retailer 2

$1,720 SGD

$1,345 USD

View

Retailer 3

$1,734 SGD

$1,356 USD

View

Price last confirmed 13 days ago

Retailer 4

$2,108 SGD

$1,648 USD

View

B+

Retailer 5

$2,510 SGD

€1,869 EUR

View

Retailer 6

$2,550 SGD

$1,994 USD

View

Price last confirmed 10 days ago

B+

Retailer 7

$3,127 SGD

$2,445 USD

View

B+

Retailer 8

$3,538 SGD

A$4,256 AUD

View

B+

Retailer 9

$3,636 SGD

$2,843 USD

View

Retailer 10

$3,812 SGD

$2,981 USD

View

Price last confirmed 34 days ago

Retailer 11

$4,874 SGD

A$5,863 AUD

View

Price last confirmed 26 days ago

Retailer 12

$5,305 SGD

£3,266 GBP

View

Retailer 13

$8,785 SGD

$6,869 USD

View

Retailer 14

$11,446 SGD

$8,950 USD

View

Most Expensive

Brilliant Earth

21652225A · Nov 1

$13,659 SGD

$10,680 USD

View

Price under review

14 more retailers have this diamond

Prices start from $1,720 SGDSave up to $9,726 SGD

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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