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Round|Natural|GIA

1.31ct G I1 Round Natural Diamond

VG • G/I1 • GIA 6435442062

Certificate GIA 6435442062

Diamond specifications and retailer prices

From $4,247 NZD
HK$18,700 HKD
As of November 1, 2026
Save $5,677 NZD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,924 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6435442062. Listed at 11 retailers as of October 30, 2026, with prices from $4,247 to $9,924, a $5,677 spread on the same certified stone. NZ Jewellers lists it at $9,924. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.31
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435442062
Dimensions6.89 × 6.80 × 4.41 mm
L/W Ratio1.01
Top View
6.89 mm6.80 mm1.31 ctG / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6435442062
Side View
Table 57.0%Crown 37.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 64.5%

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: $9,924 NZD|Low: $3,937 NZD|High: $10,658 NZD|Avg: $6,085 NZD|-6.9%
NZ Jewellers
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
November 1, 2026
Retailer 6$3,937 NZD
Retailer 9$4,247 NZD
Retailer 14$4,622 NZD
Retailer 8$5,078 NZD
Retailer 12$5,161 NZD
Retailer 13$5,161 NZD
Retailer 7$5,332 NZD
Retailer 10$5,358 NZD
Retailer 11$5,873 NZD
Retailer 15$5,873 NZD
Retailer 3$5,955 NZD
Retailer 16$6,068 NZD
Retailer 2$6,640 NZD
Retailer 4$7,280 NZD
Retailer 5$8,706 NZD
NZ Jewellers$9,924 NZD

23 data points across 16 retailers

11 retailers$4,247 NZD to $9,924 NZD

A
Cheapest Retailer
-
$4,247 NZD
HK$18,700 HKD
B+
Retailer 2
-
$4,622 NZD
$2,605 USD
View
B+
Retailer 3
-
$5,161 NZD
$2,909 USD
View
B+
Retailer 4
-
$5,161 NZD
$2,909 USD
View
B+
Retailer 5
-
$5,358 NZD
$3,020 USD
View
B+
Retailer 6
-
$5,873 NZD
$3,310 USD
View
B+
Retailer 7
-
$5,873 NZD
$3,310 USD
View
B
Retailer 8
-
$5,955 NZD
$3,356 USD
View
B
Retailer 9
-
$6,068 NZD
$3,420 USD
View
B
Retailer 10
-
$6,640 NZD
€3,564 EUR
View
Most Expensive
C
NZ Jewellers
c9bac377-742e-48af-a0ff-f6f58bf42be9 · Oct 30
$9,924 NZD
$5,593 USD
View
10 more retailers have this diamond
Prices start from $4,247 NZDSave up to $5,677 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
1.31ct Round
$4,247 NZD