Oval|Lab Grown|IGI

6.65ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG598388125

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG598388125

Diamond specifications and retailer prices

From $1,273 CAD

$911 USD

As of October 29, 2026

Save $6,704 CAD (84%) vs most expensive(unlock to see where)

21 retailers carry this diamond

Most expensive: $7,976 CAD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 6.65ct lab-grown oval diamond

This 6.65ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598388125 or 598388125. Listed at 21 retailers as of October 29, 2026, with prices from $1,273 to $7,976, a $6,704 spread on the same certified stone. Brilliant Earth lists it at $7,976. 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

6.65

Carat

Color

VS1

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG598388125

Dimensions14.94 × 10.69 × 6.66 mm

L/W Ratio1.40

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG598388125

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 29

Current: $7,976 CAD|Low: $1,235 CAD|High: $8,298 CAD|Avg: $3,116 CAD|-3.1%

Brilliant Earth

Retailer 2

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Retailer 5

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Retailer 22

October 31, 2026

Retailer 6$1,273 CAD

Retailer 19$1,384 CAD

Retailer 10$1,426 CAD

Retailer 4$1,477 CAD

Retailer 22$1,477 CAD

Retailer 3$1,589 CAD

Retailer 16$1,718 CAD

Retailer 7$2,164 CAD

Retailer 13$2,274 CAD

Retailer 11$2,368 CAD

Retailer 2$2,416 CAD

Retailer 17$2,736 CAD

Retailer 18$2,857 CAD

Retailer 20$3,286 CAD

Retailer 8$3,759 CAD

Retailer 9$4,087 CAD

Retailer 5$4,152 CAD

Retailer 12$4,613 CAD

Retailer 14$4,620 CAD

Retailer 21$5,035 CAD

Retailer 15$5,132 CAD

Brilliant Earth$7,976 CAD

35 data points across 22 retailers

21 retailers$1,273 CAD to $7,976 CAD

Cheapest Retailer

$1,273 CAD

$911 USD

Retailer 2

$1,384 CAD

$991 USD

View

Retailer 3

$1,477 CAD

$1,057 USD

View

Retailer 4

$1,477 CAD

$1,057 USD

View

Price last confirmed 16 days ago

Retailer 5

$1,589 CAD

£896 GBP

View

Price last confirmed 16 days ago

Retailer 6

$1,718 CAD

$1,230 USD

View

Retailer 7

$2,164 CAD

$1,549 USD

View

Retailer 8

$2,274 CAD

£1,282 GBP

View

B+

Retailer 9

$2,368 CAD

$1,695 USD

View

Retailer 10

$2,416 CAD

€1,647 EUR

View

B+

Retailer 11

$2,736 CAD

A$3,013 AUD

View

Retailer 12

$2,857 CAD

ZAR 33,043 ZAR

View

B+

Retailer 13

$3,286 CAD

$2,352 USD

View

B+

Retailer 14

$3,759 CAD

$2,691 USD

View

B+

Retailer 15

$4,087 CAD

£2,304 GBP

View

B+

Retailer 16

$4,152 CAD

$2,972 USD

View

Retailer 17

$4,613 CAD

$3,302 USD

View

Price last confirmed 22 days ago

B+

Retailer 18

$4,620 CAD

$3,307 USD

View

B+

Retailer 19

$5,035 CAD

£2,838 GBP

View

Retailer 20

$5,132 CAD

$3,674 USD

View

Most Expensive

Brilliant Earth

8138297A · Oct 29

$7,976 CAD

$5,710 USD

View

20 more retailers have this diamond

Prices start from $1,273 CADSave up to $6,704 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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6.65ct Oval

$1,273 CAD