Heart|Lab Grown|IGI

10.03ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG742508562

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG742508562

Diamond specifications and retailer prices

From $3,304 NZD

£1,466 GBP

As of November 2, 2026

Save $9,676 NZD (75%) vs most expensive(unlock to see where)

17 retailers carry this diamond

Most expensive: $12,980 NZD at Taylor and Hart · As of October 31, 2026

View at Taylor and Hart

About this 10.03ct lab-grown heart diamond

This 10.03ct lab-grown heart 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 LG742508562 or 742508562. Listed at 17 retailers as of October 31, 2026, with prices from $3,304 to $12,980, a $9,676 spread on the same certified stone. Taylor and Hart lists it at $12,980. 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

10.03

Carat

Colour

VS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle38.6°

Pavilion angle36.3°

OriginLab Grown

Grading LabIGI

CertificateIGI LG742508562

Dimensions14.20 × 14.35 × 8.02 mm

L/W Ratio1.01

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 LG742508562

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: Nov 2

Current: $3,304 NZD|Low: $3,245 NZD|High: $13,410 NZD|Avg: $5,859 NZD|-6.4%

Retailer 1

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

Taylor and Hart

November 2, 2026

Retailer 7$3,300 NZD

Retailer 1$3,304 NZD

Retailer 14$3,575 NZD

Retailer 4$3,589 NZD

Retailer 5$3,827 NZD

Retailer 6$3,827 NZD

Retailer 10$4,001 NZD

Retailer 13$4,658 NZD

Retailer 8$5,252 NZD

Retailer 11$5,732 NZD

Retailer 2$5,807 NZD

Retailer 3$6,230 NZD

Retailer 9$6,861 NZD

Retailer 15$9,979 NZD

Retailer 12$10,646 NZD

Taylor and Hart$12,980 NZD

35 data points across 16 retailers

17 retailers$3,304 NZD to $12,980 NZD

Retailer 1

$3,300 NZD

$1,860 USD

Price last confirmed 24 days ago

Retailer 2

$3,304 NZD

£1,466 GBP

View

Retailer 3

$3,575 NZD

$2,015 USD

View

Final sale: no returns

Retailer 4

$3,589 NZD

$2,023 USD

View

Price last confirmed 18 days ago

Retailer 5

$3,827 NZD

$2,157 USD

View

Price last confirmed 24 days ago

Retailer 6

$3,827 NZD

$2,157 USD

View

Price last confirmed 20 days ago

Retailer 7

$4,001 NZD

$2,255 USD

View

Retailer 8

$4,658 NZD

$2,625 USD

View

Retailer 9

$5,252 NZD

£2,331 GBP

View

Retailer 10

$5,732 NZD

ZAR 52,194 ZAR

View

Retailer 11

$5,807 NZD

$3,273 USD

View

Retailer 12

$6,230 NZD

$3,511 USD

View

Retailer 13

$6,861 NZD

A$5,949 AUD

View

Retailer 14

$7,175 NZD

$4,044 USD

View

Price last confirmed 22 days ago

B+

Retailer 15

$9,979 NZD

$5,624 USD

View

B+

Retailer 16

$10,646 NZD

$6,000 USD

View

Most Expensive

B+

Taylor and Hart

T5M6DJG · Oct 31

$12,980 NZD

$7,316 USD

View

16 more retailers have this diamond

Prices start from $3,304 NZDSave up to $9,676 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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10.03ct Heart

$3,304 NZD