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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 $3,408 AUD
HK$18,700 HKD
As of November 1, 2026
Save $4,555 AUD (57%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,962 AUD 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 $3,408 to $7,962, a $4,555 spread on the same certified stone. NZ Jewellers lists it at $7,962. 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: $7,962 AUD|Low: $3,159 AUD|High: $8,552 AUD|Avg: $4,882 AUD|-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$3,159 AUD
Retailer 9$3,408 AUD
Retailer 14$3,708 AUD
Retailer 8$4,074 AUD
Retailer 12$4,141 AUD
Retailer 13$4,141 AUD
Retailer 7$4,278 AUD
Retailer 10$4,299 AUD
Retailer 11$4,712 AUD
Retailer 15$4,712 AUD
Retailer 3$4,778 AUD
Retailer 16$4,869 AUD
Retailer 2$5,327 AUD
Retailer 4$5,841 AUD
Retailer 5$6,986 AUD
NZ Jewellers$7,962 AUD

23 data points across 16 retailers

11 retailers$3,408 AUD to $7,962 AUD

A
Cheapest Retailer
-
$3,408 AUD
HK$18,700 HKD
B+
Retailer 2
-
$3,708 AUD
$2,605 USD
View
B+
Retailer 3
-
$4,141 AUD
$2,909 USD
View
B+
Retailer 4
-
$4,141 AUD
$2,909 USD
View
B+
Retailer 5
-
$4,299 AUD
$3,020 USD
View
B+
Retailer 6
-
$4,712 AUD
$3,310 USD
View
B+
Retailer 7
-
$4,712 AUD
$3,310 USD
View
B
Retailer 8
-
$4,778 AUD
$3,356 USD
View
B
Retailer 9
-
$4,869 AUD
$3,420 USD
View
B
Retailer 10
-
$5,327 AUD
€3,564 EUR
View
Most Expensive
C
NZ Jewellers
c9bac377-742e-48af-a0ff-f6f58bf42be9 · Oct 30
$7,962 AUD
$5,593 USD
View
10 more retailers have this diamond
Prices start from $3,408 AUDSave up to $4,555 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
1.31ct Round
$3,408 AUD