Heart|Lab Grown|IGI

4.55ct E VVS2 Heart Lab Grown Diamond

ID • E/VVS2 • IGI LG710578436

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG710578436

Diamond specifications and retailer prices

From $3,527 NZD

A$3,058 AUD

As of October 31, 2026

10 retailers carry this diamond

Most expensive: $18,169 NZD at Brilliant Earth · As of October 14, 2026

View at Brilliant Earth

About this 4.55ct lab-grown heart diamond

This 4.55ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG710578436 or 710578436. Listed at 10 retailers as of October 31, 2026. 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

VVS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.1°

Pavilion angle40.6°

OriginLab Grown

Grading LabIGI

CertificateIGI LG710578436

Dimensions11.56 × 9.95 × 6.90 mm

L/W Ratio1.16

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 LG710578436

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: $18,169 NZD|Low: $1,128 NZD|High: $18,648 NZD|Avg: $5,439 NZD|-2.6%

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 29, 2026

Retailer 15$1,517 NZD

Retailer 10$1,890 NZD

Retailer 7$2,315 NZD

Retailer 3$2,456 NZD

Retailer 13$2,543 NZD

Retailer 12$3,328 NZD

Retailer 2$3,527 NZD

Retailer 14$3,616 NZD

Retailer 9$3,692 NZD

Retailer 16$5,057 NZD

Retailer 11$5,958 NZD

Retailer 5$6,853 NZD

Retailer 4$7,083 NZD

Retailer 8$7,206 NZD

Retailer 6$12,651 NZD

Brilliant Earth$18,169 NZD

12 data points across 16 retailers

10 retailers

Retailer 1

$2,456 NZD

£1,090 GBP

Price last confirmed 17 days ago

Retailer 2

$2,543 NZD

$1,433 USD

View

Price last confirmed 16 days ago

Retailer 3

$3,328 NZD

ZAR 30,305 ZAR

View

Price last confirmed 16 days ago

Retailer 4

$3,527 NZD

A$3,058 AUD

View

Retailer 5

$3,616 NZD

$2,038 USD

View

Price last confirmed 16 days ago

Retailer 6

$5,057 NZD

$2,850 USD

View

Price last confirmed 16 days ago

Retailer 7

$5,958 NZD

£2,644 GBP

View

Price last confirmed 16 days ago

Retailer 8

$6,853 NZD

$3,862 USD

View

Price last confirmed 20 days ago

Retailer 9

$7,206 NZD

A$6,248 AUD

View

Price last confirmed 119 days ago

Most Expensive

Brilliant Earth

21835233A · Oct 14

$18,169 NZD

$10,240 USD

View

Price last confirmed 16 days ago

9 more retailers have this diamond

Prices start from $3,527 NZD

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 Heart

$3,527 NZD