Cushion|Lab Grown|IGI

3.55ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG662455349

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG662455349

Diamond specifications and retailer prices

From $1,196 AUD

$840 USD

As of October 31, 2026

Save $4,185 AUD (78%) vs most expensive(unlock to see where)

14 retailers carry this diamond

Most expensive: $5,381 AUD at Brilliant Earth · As of October 29, 2026

View at Brilliant Earth

About this 3.55ct lab-grown cushion diamond

This 3.55ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG662455349 or 662455349. Listed at 14 retailers as of October 29, 2026, with prices from $1,196 to $5,381, a $4,185 spread on the same certified stone. Brilliant Earth lists it at $5,381. 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

3.55

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle37°

Pavilion angle38.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG662455349

Dimensions8.82 × 8.80 × 5.88 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

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG662455349

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 31

Current: $5,381 AUD|Low: $881 AUD|High: $6,805 AUD|Avg: $2,496 AUD|-13.9%

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

October 31, 2026

Retailer 13$1,006 AUD

Retailer 8$1,196 AUD

Retailer 12$1,323 AUD

Retailer 2$1,378 AUD

Retailer 3$1,533 AUD

Retailer 6$1,549 AUD

Retailer 7$1,572 AUD

Retailer 4$2,212 AUD

Retailer 9$2,929 AUD

Retailer 14$3,242 AUD

Retailer 5$3,262 AUD

Retailer 10$4,235 AUD

Retailer 11$4,393 AUD

Brilliant Earth$5,381 AUD

39 data points across 14 retailers

14 retailers$1,196 AUD to $5,381 AUD

Retailer 1

$1,006 AUD

$707 USD

Price last confirmed 20 days ago

Retailer 2

$1,196 AUD

$840 USD

View

Retailer 3

$1,323 AUD

£732 GBP

View

Price last confirmed 14 days ago

Retailer 4

$1,378 AUD

€922 EUR

View

Retailer 5

$1,533 AUD

$1,077 USD

View

Retailer 6

$1,549 AUD

$1,088 USD

View

Retailer 7

$1,572 AUD

£869 GBP

View

Retailer 8

$2,212 AUD

$1,554 USD

View

B+

Retailer 9

$2,929 AUD

£1,620 GBP

View

B+

Retailer 10

$3,242 AUD

$2,277 USD

View

Retailer 11

$3,262 AUD

$2,291 USD

View

Price last confirmed 13 days ago

Retailer 12

$4,235 AUD

$2,975 USD

View

Price last confirmed 12 days ago

Retailer 13

$4,393 AUD

£2,430 GBP

View

Most Expensive

Brilliant Earth

12124362A · Oct 29

$5,381 AUD

$3,780 USD

View

13 more retailers have this diamond

Prices start from $1,196 AUDSave up to $4,185 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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