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Round|Natural|GIA

0.31ct F I1 Round Natural Diamond

EX • F/I1 • GIA 2506715723

Certificate GIA 2506715723

Diamond specifications and retailer prices

From $387 NZD
HK$1,700 HKD
As of November 1, 2026
Save $1,616 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,003 NZD at NZ Jewellers · As of November 2, 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 F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2506715723. Listed at 9 retailers as of November 1, 2026, with prices from $387 to $2,003, a $1,616 spread on the same certified stone. NZ Jewellers lists it at $2,003. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2506715723
Dimensions4.34 × 4.37 × 2.72 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.34 mm4.37 mm0.31 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2506715723
Side View
Table 54.0%Crown 33.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.4%

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: $756 NZD|Low: $387 NZD|High: $803 NZD|Avg: $608 NZD|+3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5$387 NZD
Retailer 2$460 NZD
Retailer 4$590 NZD
Retailer 6$667 NZD
Retailer 1$756 NZD
Retailer 3$803 NZD

19 data points across 6 retailers

9 retailers$387 NZD to $2,003 NZD

A
Cheapest Retailer
-
$387 NZD
HK$1,700 HKD
A
Retailer 2
-
$443 NZD
$249 USD
View
A
Retailer 3
-
$476 NZD
$268 USD
View
A
Retailer 4
-
$492 NZD
$277 USD
View
B+
Retailer 5
-
$590 NZD
$332 USD
View
B+
Retailer 6
-
$595 NZD
$335 USD
View
B+
Retailer 7
-
$756 NZD
€405 EUR
View
B+
Retailer 8
-
$803 NZD
$452 USD
View
Most Expensive
B
NZ Jewellers
3671de0a-6a2b-4322-9282-37abb066de32 · Nov 2
$2,003 NZD
$1,127 USD
View
8 more retailers have this diamond
Prices start from $387 NZDSave up to $1,616 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
$387 NZD