Round|Lab Grown|IGI

3.13ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG677527433

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677527433

Diamond specifications and retailer prices

From $1,477 AUD

$1,035 USD

As of November 3, 2026

Save $19,627 AUD (93%) vs most expensive(unlock to see where)

23 retailers carry this diamond

Most expensive: $21,104 AUD at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 3.13ct lab-grown round diamond

This 3.13ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG677527433 or 677527433. Listed at 23 retailers as of November 2, 2026, with prices from $1,477 to $21,104, a $19,627 spread on the same certified stone. Brilliant Earth lists it at $21,104. 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

3.13

Carat

Colour

Clarity

Ideal

Cut

Specifications

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle35.6°

Pavilion angle40.9°

OriginLab Grown

Grading LabIGI

CertificateIGI LG677527433

Dimensions9.32 × 9.40 × 5.83 mm

L/W Ratio1.01

Girdle conditionFaceted

Culet sizePointed

Cert comments

HEARTS & ARROWS As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutIdeal

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG677527433

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 3

Current: $21,104 AUD|Low: $1,477 AUD|High: $21,104 AUD|Avg: $4,995 AUD

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 3, 2026

Retailer 6$1,477 AUD

Retailer 5$2,029 AUD

Retailer 9$2,405 AUD

Retailer 3$2,450 AUD

Retailer 12$2,454 AUD

Retailer 14$3,403 AUD

Retailer 11$3,813 AUD

Retailer 8$3,924 AUD

Retailer 7$4,756 AUD

Retailer 15$4,784 AUD

Retailer 4$4,980 AUD

Retailer 10$5,726 AUD

Retailer 13$7,848 AUD

Retailer 2$16,932 AUD

Brilliant Earth$21,104 AUD

41 data points across 15 retailers

23 retailers$1,477 AUD to $21,104 AUD

Retailer 1

$1,318 AUD

$924 USD

Price last confirmed 23 days ago

Retailer 2

$1,434 AUD

$1,005 USD

View

Price last confirmed 21 days ago

Retailer 3

$1,477 AUD

$1,035 USD

View

Final sale: no returns

Retailer 4

$1,530 AUD

$1,072 USD

View

Price last confirmed 18 days ago

Retailer 5

$1,530 AUD

$1,072 USD

View

Price last confirmed 17 days ago

Retailer 6

$2,029 AUD

$1,422 USD

View

Retailer 7

$2,405 AUD

£1,327 GBP

View

Retailer 8

$2,450 AUD

$1,717 USD

View

Retailer 9

$2,454 AUD

$1,720 USD

View

Retailer 10

$2,730 AUD

$1,913 USD

View

Retailer 11

$3,165 AUD

$2,218 USD

View

Price last confirmed 26 days ago

Retailer 12

$3,403 AUD

$2,385 USD

View

Retailer 13

$3,813 AUD

View

Retailer 14

$3,924 AUD

ZAR 44,427 ZAR

View

Retailer 15

$4,756 AUD

$3,333 USD

View

Price last confirmed 7 days ago

B+

Retailer 16

$4,784 AUD

$3,353 USD

View

B+

Retailer 17

$4,953 AUD

$3,471 USD

View

B+

Retailer 18

$4,980 AUD

$3,490 USD

View

B+

Retailer 19

$5,726 AUD

£3,160 GBP

View

B+

Retailer 20

$6,008 AUD

$4,211 USD

View

Retailer 21

$11,715 AUD

$8,210 USD

View

Retailer 22

$16,932 AUD

$11,866 USD

View

Most Expensive

Brilliant Earth

18397074Y · Nov 2

$21,104 AUD

$14,790 USD

View

22 more retailers have this diamond

Prices start from $1,477 AUDSave up to $19,627 AUD

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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3.13ct Round

$1,477 AUD