Round|Lab Grown|IGI

12.03ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG605385395

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605385395

Diamond specifications and retailer prices

From $4,753 NZD

$2,679 USD

As of October 29, 2026

Save $29,916 NZD (86%) vs most expensive(unlock to see where)

16 retailers carry this diamond

Most expensive: $34,670 NZD at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 12.03ct lab-grown round diamond

This 12.03ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG605385395 or 605385395. Listed at 16 retailers as of October 29, 2026, with prices from $4,753 to $34,670, a $29,916 spread on the same certified stone. Brilliant Earth lists it at $34,670. 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

12.03

Carat

Colour

VS2

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.1°

Pavilion angle40.8°

OriginLab Grown

Grading LabIGI

CertificateIGI LG605385395

Dimensions14.79 × 14.76 × 8.99 mm

L/W Ratio1.00

Girdle conditionFaceted

Culet sizePointed

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG605385395

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: $34,670 NZD|Low: $4,451 NZD|High: $35,734 NZD|Avg: $9,752 NZD|-3.0%

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

November 1, 2026

Retailer 12$4,451 NZD

Retailer 15$4,753 NZD

Retailer 10$5,172 NZD

Retailer 3$5,513 NZD

Retailer 13$5,513 NZD

Retailer 9$5,518 NZD

Retailer 6$6,311 NZD

Retailer 2$7,355 NZD

Retailer 14$7,578 NZD

Retailer 11$8,091 NZD

Retailer 5$8,582 NZD

Retailer 8$9,024 NZD

Retailer 4$13,850 NZD

Retailer 7$14,782 NZD

Brilliant Earth$34,670 NZD

39 data points across 15 retailers

16 retailers$4,753 NZD to $34,670 NZD

Retailer 1

$4,451 NZD

£1,975 GBP

Price last confirmed 15 days ago

Retailer 2

$4,753 NZD

$2,679 USD

View

Retailer 3

$5,172 NZD

$2,915 USD

View

Retailer 4

$5,513 NZD

$3,107 USD

View

Retailer 5

$5,513 NZD

$3,107 USD

View

Price last confirmed 21 days ago

Retailer 6

$5,518 NZD

$3,110 USD

View

Retailer 7

$6,311 NZD

$3,557 USD

View

Retailer 8

$7,355 NZD

£3,264 GBP

View

Retailer 9

$7,578 NZD

$4,271 USD

View

Retailer 10

$8,091 NZD

$4,560 USD

View

Retailer 11

$8,582 NZD

$4,837 USD

View

Retailer 12

$9,024 NZD

€4,844 EUR

View

B+

Retailer 13

$13,850 NZD

$7,806 USD

View

B+

Retailer 14

$14,782 NZD

$8,331 USD

View

Retailer 15

$19,224 NZD

$10,835 USD

View

Price last confirmed 13 days ago

Most Expensive

Brilliant Earth

8498091A · Oct 31

$34,670 NZD

$19,540 USD

View

15 more retailers have this diamond

Prices start from $4,753 NZDSave up to $29,916 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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12.03ct Round

$4,753 NZD