Round|Lab Grown|IGI

2.51ct G VVS2 Round Lab Grown Diamond

EX • G/VVS2 • IGI LG754521692

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754521692

Diamond specifications and retailer prices

From $555 NZD

$313 USD

As of October 29, 2026

Save $2,221 NZD (80%) vs most expensive(unlock to see where)

25 retailers carry this diamond

Most expensive: $4,542 NZD at Brilliant Earth · As of October 16, 2026

View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754521692 or 754521692. Listed at 25 retailers as of October 29, 2026, with a 400% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.51

Carat

Colour

VVS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle33.6°

Pavilion angle41.5°

OriginLab Grown

Grading LabIGI

CertificateIGI LG754521692

Dimensions8.76 × 8.79 × 5.33 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 LG754521692

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: $4,542 NZD|Low: $550 NZD|High: $4,666 NZD|Avg: $1,805 NZD|-2.7%

Brilliant Earth

Retailer 2

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Retailer 5

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Retailer 21

October 31, 2026

Retailer 11$555 NZD

Retailer 21$644 NZD

Retailer 16$658 NZD

Retailer 5$688 NZD

Retailer 6$688 NZD

Retailer 20$1,047 NZD

Retailer 7$1,123 NZD

Retailer 13$1,166 NZD

Retailer 4$1,217 NZD

Retailer 15$1,224 NZD

Retailer 18$1,528 NZD

Retailer 3$1,576 NZD

Retailer 19$1,661 NZD

Retailer 9$1,781 NZD

Retailer 12$2,214 NZD

Retailer 10$2,296 NZD

Retailer 2$2,647 NZD

Retailer 8$2,758 NZD

Retailer 17$2,776 NZD

Retailer 14$3,540 NZD

Brilliant Earth$4,542 NZD

35 data points across 21 retailers

25 retailers$555 NZD to $2,776 NZD

Retailer 1

$550 NZD

$310 USD

Price last confirmed 40 days ago

Retailer 2

$555 NZD

$313 USD

View

Retailer 3

$644 NZD

$363 USD

View

Retailer 4

$658 NZD

$371 USD

View

Final sale: no returns

Retailer 5

$674 NZD

$380 USD

View

Price last confirmed 40 days ago

Retailer 6

$688 NZD

$388 USD

View

Retailer 7

$688 NZD

$388 USD

View

Retailer 8

$1,047 NZD

$590 USD

View

B+

Retailer 9

$1,123 NZD

$633 USD

View

Retailer 10

$1,166 NZD

€626 EUR

View

Retailer 11

$1,217 NZD

$686 USD

View

Retailer 12

$1,224 NZD

£543 GBP

View

Retailer 13

$1,528 NZD

A$1,325 AUD

View

B+

Retailer 14

$1,576 NZD

$888 USD

View

B+

Retailer 15

$1,661 NZD

ZAR 15,128 ZAR

View

B+

Retailer 16

$1,781 NZD

$1,004 USD

View

Retailer 17

$2,195 NZD

$1,237 USD

View

Price last confirmed 41 days ago

B+

Retailer 18

$2,214 NZD

$1,248 USD

View

B+

Retailer 19

$2,296 NZD

$1,294 USD

View

B+

Retailer 20

$2,525 NZD

$1,423 USD

View

Retailer 21

$2,647 NZD

$1,492 USD

View

Retailer 22

$2,758 NZD

$1,555 USD

View

Retailer 23

$2,776 NZD

£1,232 GBP

View

Retailer 24

$3,540 NZD

$1,995 USD

View

Price last confirmed 24 days ago

Most Expensive

Brilliant Earth

18184798A · Oct 16

$4,542 NZD

$2,560 USD

View

Price last confirmed 15 days ago

24 more retailers have this diamond

Prices start from $555 NZDSave up to $2,221 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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