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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 $1,509 NZD
$849 USD
As of November 1, 2026
Save $16,371 NZD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $17,880 NZD 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 $1,509 to $17,880, a $16,371 spread on the same certified stone. Brilliant Earth lists it at $17,880. 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: $17,880 NZD|Low: $1,466 NZD|High: $27,104 NZD|Avg: $5,780 NZD|-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$1,509 NZD
Retailer 5$1,642 NZD
Retailer 16$2,117 NZD
Retailer 2$2,299 NZD
Retailer 8$2,737 NZD
Retailer 14$2,815 NZD
Retailer 11$3,133 NZD
Retailer 10$3,427 NZD
Retailer 3$3,775 NZD
Retailer 18$4,026 NZD
Retailer 6$4,272 NZD
Retailer 13$4,365 NZD
Retailer 4$5,433 NZD
Retailer 12$6,555 NZD
Retailer 9$9,251 NZD
Retailer 7$9,731 NZD
Retailer 17$13,401 NZD
Brilliant Earth$17,880 NZD

37 data points across 18 retailers

20 retailers$1,509 NZD to $17,880 NZD

A
Cheapest Retailer
-
$1,509 NZD
$849 USD
A
Retailer 2
-
$1,596 NZD
$898 USD
View
Final sale: no returns
A
Retailer 3
-
$1,642 NZD
$924 USD
View
A
Retailer 4
-
$2,117 NZD
$1,191 USD
View
A
Retailer 5
-
$2,299 NZD
£1,019 GBP
View
A
Retailer 6
-
$2,737 NZD
$1,540 USD
View
A
Retailer 7
-
$2,815 NZD
$1,584 USD
View
A
Retailer 8
-
$3,133 NZD
€1,679 EUR
View
A
Retailer 9
-
$3,427 NZD
$1,928 USD
View
A
Retailer 10
-
$3,775 NZD
A$3,268 AUD
View
A
Retailer 11
-
$4,026 NZD
$2,265 USD
View
A
Retailer 12
-
$4,272 NZD
$2,404 USD
View
A
Retailer 13
-
$4,365 NZD
A$3,778 AUD
View
B+
Retailer 14
-
$5,433 NZD
$3,057 USD
View
B+
Retailer 15
-
$6,555 NZD
£2,904 GBP
View
Retailer 16
-
$9,251 NZD
A$8,008 AUD
View
Price last confirmed 25 days ago
Retailer 17
-
$9,731 NZD
$5,475 USD
View
Price last confirmed 16 days ago
B
Retailer 18
-
$13,401 NZD
$7,540 USD
View
B
Retailer 19
-
$16,831 NZD
$9,470 USD
View
Most Expensive
B
Brilliant Earth
15290901Y · Nov 2
$17,880 NZD
$10,060 USD
View
19 more retailers have this diamond
Prices start from $1,509 NZDSave up to $16,371 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.

A
3.13ct Round
$1,509 NZD