Oval|Lab Grown|IGI

3.57ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG681548099

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG681548099

Diamond specifications and retailer prices

From $627 CAD

$448 USD

As of October 29, 2026

Save $4,565 CAD (88%) vs most expensive(unlock to see where)

15 retailers carry this diamond

Most expensive: $5,193 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.57ct lab-grown oval diamond

This 3.57ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG681548099 or 681548099. Listed at 15 retailers as of October 29, 2026, with prices from $627 to $5,193, a $4,565 spread on the same certified stone. Brilliant Earth lists it at $5,193. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.57

Carat

Color

SI1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.9°

Pavilion angle41°

OriginLab Grown

Grading LabIGI

CertificateIGI LG681548099

Dimensions12.17 × 8.70 × 5.42 mm

L/W Ratio1.40

Girdle conditionFaceted

Culet sizePointed

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 LG681548099

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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

Price History

Last verified: Oct 29

Current: $5,193 CAD|Low: $602 CAD|High: $5,822 CAD|Avg: $1,901 CAD|-10.8%

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

Retailer 16

October 30, 2026

Retailer 4$627 CAD

Retailer 10$703 CAD

Retailer 14$778 CAD

Retailer 15$778 CAD

Retailer 5$1,073 CAD

Retailer 16$1,176 CAD

Retailer 6$1,222 CAD

Retailer 2$1,287 CAD

Retailer 13$1,292 CAD

Retailer 7$1,331 CAD

Retailer 11$2,091 CAD

Retailer 8$2,484 CAD

Retailer 3$2,501 CAD

Retailer 9$2,874 CAD

Retailer 12$4,213 CAD

Brilliant Earth$5,193 CAD

40 data points across 16 retailers

15 retailers$627 CAD to $5,193 CAD

Cheapest Retailer

$627 CAD

$448 USD

Retailer 2

$703 CAD

$502 USD

View

Retailer 3

$778 CAD

$556 USD

View

Retailer 4

$778 CAD

$556 USD

View

Price last confirmed 13 days ago

Retailer 5

$1,073 CAD

£604 GBP

View

Price last confirmed 18 days ago

Retailer 6

$1,176 CAD

$840 USD

View

B+

Retailer 7

$1,222 CAD

$873 USD

View

Retailer 8

$1,287 CAD

£724 GBP

View

Retailer 9

$1,331 CAD

$951 USD

View

B+

Retailer 10

$2,091 CAD

$1,494 USD

View

B+

Retailer 11

$2,484 CAD

$1,775 USD

View

B+

Retailer 12

$2,501 CAD

$1,787 USD

View

B+

Retailer 13

$2,874 CAD

£1,617 GBP

View

Retailer 14

$4,213 CAD

$3,010 USD

View

Most Expensive

Brilliant Earth

13120725A · Oct 29

$5,193 CAD

$3,710 USD

View

14 more retailers have this diamond

Prices start from $627 CADSave up to $4,565 CAD

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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3.57ct Oval

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