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Round|Lab Grown|IGI

3.13ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG725503251

Shape and cutting style on the report: Round brilliant

Certificate IGI LG725503251

Diamond specifications and retailer prices

From $1,211 AUD
$849 USD
As of November 1, 2026
Save $13,143 AUD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $14,355 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 LG725503251 or 725503251. Listed at 20 retailers as of November 1, 2026, with prices from $1,211 to $14,355, a $13,143 spread on the same certified stone. Brilliant Earth lists it at $14,355. 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
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725503251
Dimensions9.32 × 9.35 × 5.82 mm
L/W Ratio1.00
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
Top View
9.32 mm9.35 mm3.13 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725503251
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
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: $14,355 AUD|Low: $1,177 AUD|High: $21,760 AUD|Avg: $4,640 AUD|-34.0%
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
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 15$1,211 AUD
Retailer 5$1,318 AUD
Retailer 16$1,699 AUD
Retailer 2$1,846 AUD
Retailer 8$2,197 AUD
Retailer 14$2,260 AUD
Retailer 11$2,516 AUD
Retailer 10$2,751 AUD
Retailer 3$3,031 AUD
Retailer 18$3,232 AUD
Retailer 6$3,430 AUD
Retailer 13$3,504 AUD
Retailer 4$4,362 AUD
Retailer 12$5,263 AUD
Retailer 9$7,427 AUD
Retailer 7$7,812 AUD
Retailer 17$10,759 AUD
Brilliant Earth$14,355 AUD

37 data points across 18 retailers

20 retailers$1,211 AUD to $14,355 AUD

A
Cheapest Retailer
-
$1,211 AUD
$849 USD
A
Retailer 2
-
$1,281 AUD
$898 USD
View
Final sale: no returns
A
Retailer 3
-
$1,318 AUD
$924 USD
View
A
Retailer 4
-
$1,699 AUD
$1,191 USD
View
A
Retailer 5
-
$1,846 AUD
£1,019 GBP
View
A
Retailer 6
-
$2,197 AUD
$1,540 USD
View
A
Retailer 7
-
$2,260 AUD
$1,584 USD
View
A
Retailer 8
-
$2,516 AUD
€1,679 EUR
View
A
Retailer 9
-
$2,751 AUD
$1,928 USD
View
A
Retailer 10
-
$3,031 AUD
View
A
Retailer 11
-
$3,232 AUD
$2,265 USD
View
A
Retailer 12
-
$3,430 AUD
$2,404 USD
View
A
Retailer 13
-
$3,504 AUD
View
B+
Retailer 14
-
$4,362 AUD
$3,057 USD
View
B+
Retailer 15
-
$5,263 AUD
£2,904 GBP
View
Retailer 16
-
$7,427 AUD
View
Price last confirmed 25 days ago
Retailer 17
-
$7,812 AUD
$5,475 USD
View
Price last confirmed 16 days ago
B
Retailer 18
-
$10,759 AUD
$7,540 USD
View
B
Retailer 19
-
$13,513 AUD
$9,470 USD
View
Most Expensive
B
Brilliant Earth
15290901Y · Nov 2
$14,355 AUD
$10,060 USD
View
19 more retailers have this diamond
Prices start from $1,211 AUDSave up to $13,143 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.

A
3.13ct Round
$1,211 AUD