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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 $189 AUD
₹12,630 INR
As of November 1, 2026
Save $1,078 AUD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,267 AUD 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 $189 to $1,267, a $1,078 spread on the same certified stone. NZ Jewellers lists it at $1,267. 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: $1,267 AUD|Low: $188 AUD|High: $1,267 AUD|Avg: $457 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$189 AUD
Retailer 7$279 AUD
Retailer 5$281 AUD
Retailer 9$302 AUD
Retailer 4$312 AUD
Retailer 8$376 AUD
Retailer 3$495 AUD
Retailer 6$515 AUD
NZ Jewellers$1,267 AUD

44 data points across 9 retailers

9 retailers$189 AUD to $1,267 AUD

A
Cheapest Retailer
-
$189 AUD
₹12,630 INR
B+
Retailer 2
-
$237 AUD
HK$1,300 HKD
View
B+
Retailer 3
-
$279 AUD
$196 USD
View
B+
Retailer 4
-
$302 AUD
$212 USD
View
B+
Retailer 5
-
$312 AUD
$219 USD
View
B+
Retailer 6
-
$376 AUD
$264 USD
View
B+
Retailer 7
-
$495 AUD
€331 EUR
View
B
Retailer 8
-
$515 AUD
$362 USD
View
Most Expensive
C
NZ Jewellers
419dfbcd-3b25-4fa2-91ac-1c1db51e76f3 · Oct 30
$1,267 AUD
$890 USD
View
8 more retailers have this diamond
Prices start from $189 AUDSave up to $1,078 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
0.31ct Round
$189 AUD