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Round|Natural|GIA

1.03ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6461065516

Certificate GIA 6461065516

Diamond specifications and retailer prices

From $3,834 NZD
As of November 1, 2026
Save $5,728 NZD (60%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,562 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6461065516. Listed at 12 retailers as of November 1, 2026, with prices from $3,834 to $9,562, a $5,728 spread on the same certified stone. NZ Jewellers lists it at $9,562. 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

1.03
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6461065516
Dimensions6.45 × 6.40 × 4.03 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.45 mm6.40 mm1.03 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6461065516
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,562 NZD|Low: $3,834 NZD|High: $9,562 NZD|Avg: $5,701 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$3,834 NZD
Retailer 7$4,109 NZD
Retailer 9$4,143 NZD
Retailer 8$4,335 NZD
Retailer 2$4,810 NZD
Retailer 4$5,582 NZD
Retailer 3$5,666 NZD
Retailer 5$7,989 NZD
NZ Jewellers$9,562 NZD

43 data points across 9 retailers

12 retailers$3,834 NZD to $9,562 NZD

B+
Cheapest Retailer
-
$3,834 NZD
B+
Retailer 2
-
$4,102 NZD
View
B+
Retailer 3
-
$4,109 NZD
View
B+
Retailer 4
-
$4,143 NZD
View
Retailer 5
-
$4,143 NZD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$4,335 NZD
View
B
Retailer 7
-
$4,782 NZD
View
B
Retailer 8
-
$4,810 NZD
View
B
Retailer 9
-
$5,582 NZD
View
B
Retailer 10
-
$5,666 NZD
View
B
Retailer 11
-
$7,989 NZD
View
Most Expensive
C
NZ Jewellers
55a41621-d0ae-48a8-baa9-27d75a5304a0 · Nov 5
$9,562 NZD
$5,375 USD
View
11 more retailers have this diamond
Prices start from $3,834 NZDSave up to $5,728 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.

B+
1.03ct Round
$3,834 NZD