Round|Lab Grown|GCAL

3.09ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • GCAL 330160230

Shape and cutting style on the report: Round brilliant

Certificate GCAL 330160230

Diamond specifications and retailer prices

From $711 NZD

$401 USD

As of November 1, 2026

Save $5,605 NZD (89%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $6,317 NZD at Do Amore Diamonds · As of November 2, 2026

View at Do Amore Diamonds

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 330160230. Listed at 19 retailers as of November 1, 2026, with prices from $711 to $6,317, a $5,605 spread on the same certified stone. Do Amore Diamonds lists it at $6,317. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.09

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.5°

Pavilion angle41°

OriginLab Grown

Grading LabGCAL

CertificateGCAL 330160230

Dimensions9.32 × 9.36 × 5.80 mm

L/W Ratio1.00

Culet sizeNone

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGCAL 330160230

Side View

Caratlytics Score

How it works →

Excellent

Excellent quality and great value

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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: $6,317 NZD|Low: $639 NZD|High: $6,317 NZD|Avg: $2,257 NZD|+6.9%

Do Amore Diamonds

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 2, 2026

Retailer 12$711 NZD

Retailer 4$797 NZD

Retailer 3$884 NZD

Retailer 5$884 NZD

Retailer 6$1,309 NZD

Retailer 13$1,409 NZD

Retailer 8$1,417 NZD

Retailer 10$1,480 NZD

Retailer 2$2,609 NZD

Retailer 11$2,706 NZD

Retailer 15$3,133 NZD

Retailer 7$3,400 NZD

Retailer 9$3,581 NZD

Retailer 14$3,753 NZD

Do Amore Diamonds$6,317 NZD

42 data points across 15 retailers

19 retailers$711 NZD to $6,317 NZD

Retailer 1

$665 NZD

$375 USD

Price last confirmed 39 days ago

Retailer 2

$711 NZD

$401 USD

View

Retailer 3

$745 NZD

$420 USD

View

Price last confirmed 39 days ago

Retailer 4

$797 NZD

$449 USD

View

Final sale: no returns

Retailer 5

$814 NZD

$459 USD

View

Price last confirmed 41 days ago

Retailer 6

$884 NZD

$498 USD

View

Retailer 7

$884 NZD

$498 USD

View

Price last confirmed 8 days ago

B+

Retailer 8

$1,309 NZD

$738 USD

View

Retailer 9

$1,332 NZD

$751 USD

View

Retailer 10

$1,409 NZD

$794 USD

View

Retailer 11

$1,417 NZD

£629 GBP

View

Retailer 12

$2,609 NZD

£1,158 GBP

View

B+

Retailer 13

$2,706 NZD

CA$2,118 CAD

View

Retailer 14

$2,929 NZD

$1,651 USD

View

Price last confirmed 42 days ago

Retailer 15

$3,133 NZD

$1,766 USD

View

Retailer 16

$3,400 NZD

$1,916 USD

View

Retailer 17

$3,581 NZD

£1,589 GBP

View

Retailer 18

$3,753 NZD

$2,115 USD

View

Most Expensive

Do Amore Diamonds

27-E1F17E686 · Nov 2

$6,317 NZD

$3,560 USD

View

18 more retailers have this diamond

Prices start from $711 NZDSave up to $5,605 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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3.09ct Round

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