Cushion|Lab Grown|IGI

3.58ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG668440611

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG668440611

Diamond specifications and retailer prices

From $887 AUD

$623 USD

As of October 29, 2026

Save $4,409 AUD (83%) vs most expensive(unlock to see where)

18 retailers carry this diamond

Most expensive: $5,296 AUD at Brilliant Earth · As of October 28, 2026

View at Brilliant Earth

About this 3.58ct lab-grown cushion diamond

This 3.58ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG668440611 or 668440611. Listed at 18 retailers as of October 28, 2026, with prices from $887 to $5,296, a $4,409 spread on the same certified stone. Brilliant Earth lists it at $5,296. 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

3.58

Carat

Colour

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryVery Good

FluorescenceNone

Crown angle32.3°

Pavilion angle42.7°

OriginLab Grown

Grading LabIGI

CertificateIGI LG668440611

Dimensions9.01 × 8.97 × 6.01 mm

L/W Ratio1.00

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

SymmetryVery Good

FluorescenceNone

CertificateIGI LG668440611

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: $5,296 AUD|Low: $938 AUD|High: $5,296 AUD|Avg: $2,320 AUD

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 31, 2026

Retailer 3$938 AUD

Retailer 7$994 AUD

Retailer 6$1,132 AUD

Retailer 4$1,367 AUD

Retailer 5$1,455 AUD

Retailer 2$1,567 AUD

Retailer 9$2,017 AUD

Retailer 11$2,103 AUD

Retailer 12$3,478 AUD

Retailer 10$3,872 AUD

Retailer 8$3,918 AUD

Brilliant Earth$5,296 AUD

40 data points across 12 retailers

18 retailers$887 AUD to $5,296 AUD

Cheapest Retailer

$887 AUD

$623 USD

Final sale: no returns

Retailer 2

$938 AUD

$659 USD

View

Price last confirmed 16 days ago

Retailer 3

$994 AUD

£550 GBP

View

Retailer 4

$1,132 AUD

$795 USD

View

B+

Retailer 5

$1,256 AUD

$882 USD

View

Retailer 6

$1,367 AUD

$960 USD

View

Retailer 7

$1,455 AUD

£805 GBP

View

Retailer 8

$1,567 AUD

€1,048 EUR

View

Retailer 9

$1,943 AUD

$1,365 USD

View

Retailer 10

$2,017 AUD

ZAR 22,892 ZAR

View

Price last confirmed 8 days ago

Retailer 11

$2,103 AUD

$1,477 USD

View

B+

Retailer 12

$2,734 AUD

£1,512 GBP

View

B+

Retailer 13

$3,046 AUD

$2,140 USD

View

B+

Retailer 14

$3,478 AUD

$2,443 USD

View

Retailer 15

$3,872 AUD

$2,720 USD

View

Price last confirmed 13 days ago

B+

Retailer 16

$3,918 AUD

£2,167 GBP

View

Retailer 17

$5,296 AUD

$3,720 USD

View

Most Expensive

Brilliant Earth

14710183A · Oct 28

$5,296 AUD

$3,720 USD

View

17 more retailers have this diamond

Prices start from $887 AUDSave up to $4,409 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.

Similar diamonds

3.58ct Cushion

$887 AUD