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Round|Lab Grown|GIA

4.31ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 1513083691

Certificate GIA 1513083691

Diamond specifications and retailer prices

From $9,514 NZD
$5,362 USD
As of October 29, 2026
Save $49,357 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $65,454 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.31ct lab-grown round diamond

This 4.31ct 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 GIA 1513083691. Listed at 17 retailers as of October 29, 2026, with a 519% 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

4.31
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 1513083691
Dimensions10.40 × 10.41 × 6.43 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Top View
10.40 mm10.41 mm4.31 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1513083691
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
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: $65,454 NZD|Low: $9,132 NZD|High: $65,791 NZD|Avg: $25,469 NZD|-0.5%
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
October 30, 2026
Retailer 13$9,514 NZD
Retailer 3$9,970 NZD
Retailer 5$10,215 NZD
Retailer 14$11,036 NZD
Retailer 12$11,054 NZD
Retailer 9$11,338 NZD
Retailer 15$14,461 NZD
Retailer 4$15,963 NZD
Retailer 10$19,169 NZD
Retailer 8$24,920 NZD
Retailer 11$26,956 NZD
Retailer 2$28,058 NZD
Retailer 7$42,601 NZD
Retailer 6$58,871 NZD
Do Amore Diamonds$65,454 NZD

29 data points across 15 retailers

17 retailers$9,514 NZD to $58,871 NZD

A
Cheapest Retailer
-
$9,514 NZD
$5,362 USD
A
Retailer 2
-
$9,970 NZD
$5,619 USD
View
A
Retailer 3
-
$10,204 NZD
$5,751 USD
View
A
Retailer 4
-
$10,215 NZD
$5,757 USD
View
Retailer 5
-
$11,036 NZD
$6,220 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$11,036 NZD
$6,220 USD
View
A
Retailer 7
-
$11,054 NZD
$6,230 USD
View
B+
Retailer 8
-
$14,461 NZD
$8,150 USD
View
B+
Retailer 9
-
$15,963 NZD
$8,997 USD
View
B+
Retailer 10
-
$19,169 NZD
€10,289 EUR
View
B+
Retailer 11
-
$24,920 NZD
£11,059 GBP
View
Retailer 12
-
$26,956 NZD
A$23,373 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$28,058 NZD
$15,813 USD
View
B
Retailer 14
-
$30,388 NZD
$17,127 USD
View
B
Retailer 15
-
$42,601 NZD
$24,010 USD
View
B
Retailer 16
-
$58,871 NZD
$33,180 USD
View
Most Expensive
Do Amore Diamonds
27-38D3F1D8B · Oct 31
$65,454 NZD
$36,890 USD
View
Price under review
16 more retailers have this diamond
Prices start from $9,514 NZDSave up to $49,357 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
4.31ct Round
$9,514 NZD