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Round|Natural|GIA

1.13ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6325187074

Shape and cutting style on the report: Round brilliant

Certificate GIA 6325187074

Diamond specifications and retailer prices

From $2,408 AUD
As of November 4, 2026
Save $4,094 AUD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,503 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6325187074. Listed at 15 retailers as of November 4, 2026, with prices from $2,408 to $6,503, a $4,094 spread on the same certified stone. NZ Jewellers lists it at $6,503. 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

1.13
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6325187074
Dimensions6.65 × 6.64 × 4.13 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.65 mm6.64 mm1.13 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6325187074
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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 4
Current: $6,503 AUD|Low: $2,486 AUD|High: $6,503 AUD|Avg: $3,452 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$2,486 AUD
Retailer 10$2,556 AUD
Retailer 7$2,666 AUD
Retailer 9$2,666 AUD
Retailer 6$2,788 AUD
Retailer 2$2,877 AUD
Retailer 8$3,076 AUD
Retailer 3$3,613 AUD
Retailer 4$4,658 AUD
NZ Jewellers$6,503 AUD

42 data points across 10 retailers

15 retailers$2,408 AUD to $6,503 AUD

A
Cheapest Retailer
-
$2,408 AUD
A
Retailer 2
-
$2,428 AUD
View
A
Retailer 3
-
$2,486 AUD
View
Retailer 4
-
$2,666 AUD
View
Price last confirmed 56 days ago
A
Retailer 5
-
$2,666 AUD
View
Retailer 6
-
$2,666 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$2,788 AUD
View
B+
Retailer 8
-
$2,861 AUD
View
B+
Retailer 9
-
$2,877 AUD
View
Retailer 10
-
$3,076 AUD
View
Price last confirmed 60 days ago
B+
Retailer 11
-
$3,076 AUD
View
B+
Retailer 12
-
$3,613 AUD
View
B
Retailer 13
-
$4,658 AUD
View
Retailer 14
-
$6,503 AUD
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
e422cb4c-67d1-4810-9993-d9a311bc22fb · Nov 5
$6,503 AUD
$4,552 USD
View
14 more retailers have this diamond
Prices start from $2,408 AUDSave up to $4,094 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
1.13ct Round
$2,408 AUD