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Round|Natural|GIA

0.31ct J I1 Round Natural Diamond

EX • J/I1 • GIA 1459527320

Certificate GIA 1459527320

Diamond specifications and retailer prices

From $235 NZD
₹12,630 INR
As of November 1, 2026
Save $1,344 NZD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,579 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1459527320. Listed at 9 retailers as of October 30, 2026, with prices from $235 to $1,579, a $1,344 spread on the same certified stone. NZ Jewellers lists it at $1,579. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1459527320
Dimensions4.32 × 4.28 × 2.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Key to symbols
Twinning Wisp, Feather
Top View
4.32 mm4.28 mm0.31 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1459527320
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: Nov 1
Current: $1,579 NZD|Low: $235 NZD|High: $1,579 NZD|Avg: $569 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$235 NZD
Retailer 7$348 NZD
Retailer 5$350 NZD
Retailer 9$376 NZD
Retailer 4$389 NZD
Retailer 8$468 NZD
Retailer 3$617 NZD
Retailer 6$642 NZD
NZ Jewellers$1,579 NZD

44 data points across 9 retailers

9 retailers$235 NZD to $1,579 NZD

A
Cheapest Retailer
-
$235 NZD
₹12,630 INR
B+
Retailer 2
-
$295 NZD
HK$1,300 HKD
View
B+
Retailer 3
-
$348 NZD
$196 USD
View
B+
Retailer 4
-
$376 NZD
$212 USD
View
B+
Retailer 5
-
$389 NZD
$219 USD
View
B+
Retailer 6
-
$468 NZD
$264 USD
View
B+
Retailer 7
-
$617 NZD
€331 EUR
View
B
Retailer 8
-
$642 NZD
$362 USD
View
Most Expensive
C
NZ Jewellers
419dfbcd-3b25-4fa2-91ac-1c1db51e76f3 · Oct 30
$1,579 NZD
$890 USD
View
8 more retailers have this diamond
Prices start from $235 NZDSave up to $1,344 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
0.31ct Round
$235 NZD