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Round|Natural|GIA

1.31ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7552490690

Certificate GIA 7552490690

Diamond specifications and retailer prices

From $4,289 AUD
$3,013 USD
As of October 31, 2026
Save $3,807 AUD (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,096 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7552490690. Listed at 6 retailers as of October 30, 2026, with prices from $4,289 to $8,096, a $3,807 spread on the same certified stone. NZ Jewellers lists it at $8,096. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7552490690
Dimensions6.95 × 6.97 × 4.38 mm
L/W Ratio1.00
Star length50%
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.95 mm6.97 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7552490690
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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: Oct 31
Current: $8,096 AUD|Low: $3,387 AUD|High: $8,096 AUD|Avg: $5,775 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$4,289 AUD
Retailer 6$4,435 AUD
Retailer 2$5,147 AUD
Retailer 4$5,379 AUD
Retailer 3$7,771 AUD
NZ Jewellers$8,096 AUD

26 data points across 6 retailers

6 retailers$4,289 AUD to $8,096 AUD

A
Cheapest Retailer
-
$4,289 AUD
$3,013 USD
Final sale: no returns
A
Retailer 2
-
$4,435 AUD
$3,115 USD
View
A
Retailer 3
-
$5,147 AUD
€3,443 EUR
View
A
Retailer 4
-
$5,379 AUD
£2,975 GBP
View
B+
Retailer 5
-
$7,771 AUD
£4,298 GBP
View
Most Expensive
B
NZ Jewellers
e835dfb7-da8f-4bbd-a75b-f54ed9ef9590 · Oct 30
$8,096 AUD
$5,687 USD
View
5 more retailers have this diamond
Prices start from $4,289 AUDSave up to $3,807 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
$4,289 AUD