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Marquise|Natural|HRD

1.03ct K SI2 Marquise Natural Diamond

K/SI2 • HRD 260000251479

Certificate HRD 260000251479

Diamond specifications and retailer prices

From $1,771 AUD
As of November 3, 2026
Save $2,550 AUD (59%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,321 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included) and certified by HRD 260000251479. Listed at 4 retailers as of November 3, 2026, with prices from $1,771 to $4,321, a $2,550 spread on the same certified stone. NZ Jewellers lists it at $4,321. 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

1.03
Carat
K
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.87°
Pavilion angle39.45°
OriginNatural
Grading LabHRD
CertificateHRD 260000251479
Dimensions10.45 × 5.24 × 3.19 mm
L/W Ratio1.99
Girdle conditionMedium
Top View
10.45 mm5.24 mm1.03 ctK / SI2
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateHRD 260000251479
Side View
Table 58.0%Crown 35.87°GirdlePavilion 39.45°CuletDepth 61.0%

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 3
Current: $4,321 AUD|Low: $1,771 AUD|High: $4,321 AUD|Avg: $2,710 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 2$1,771 AUD
Retailer 3$1,840 AUD
Retailer 4$3,246 AUD
NZ Jewellers$4,321 AUD

2 data points across 4 retailers

4 retailers$1,771 AUD to $4,321 AUD

B+
Cheapest Retailer
-
$1,771 AUD
B+
Retailer 2
-
$1,840 AUD
View
B
Retailer 3
-
$3,246 AUD
View
Most Expensive
C
NZ Jewellers
0dd3ffb4-ca04-4d4e-9294-6fca99fd9517 · Nov 3
$4,321 AUD
$2,969 USD
View
3 more retailers have this diamond
Prices start from $1,771 AUDSave up to $2,550 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.

B+
1.03ct Marquise
$1,771 AUD