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Round|Natural|GIA

1.51ct I I1 Round Natural Diamond

EX • I/I1 • GIA 6565440419

Certificate GIA 6565440419

Diamond specifications and retailer prices

From $4,519 AUD
HK$24,800 HKD
As of November 1, 2026
Save $6,024 AUD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $10,543 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6565440419. Listed at 10 retailers as of October 30, 2026, with prices from $4,519 to $10,543, a $6,024 spread on the same certified stone. NZ Jewellers lists it at $10,543. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6565440419
Dimensions7.29 × 7.33 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural, Natural
Top View
7.29 mm7.33 mm1.51 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565440419
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°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: Nov 1
Current: $10,543 AUD|Low: $4,483 AUD|High: $10,543 AUD|Avg: $5,951 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$4,519 AUD
Retailer 9$5,168 AUD
Retailer 5$5,324 AUD
Retailer 10$5,420 AUD
Retailer 6$6,052 AUD
Retailer 7$6,052 AUD
Retailer 8$6,052 AUD
Retailer 2$6,818 AUD
Retailer 4$6,983 AUD
NZ Jewellers$10,543 AUD

9 data points across 10 retailers

10 retailers$4,519 AUD to $10,543 AUD

A
Cheapest Retailer
-
$4,519 AUD
HK$24,800 HKD
B+
Retailer 2
-
$5,168 AUD
$3,630 USD
View
B+
Retailer 3
-
$5,324 AUD
$3,740 USD
View
B+
Retailer 4
-
$5,420 AUD
$3,807 USD
View
B+
Retailer 5
-
$6,052 AUD
$4,251 USD
View
B+
Retailer 6
-
$6,052 AUD
$4,251 USD
View
B+
Retailer 7
-
$6,052 AUD
$4,251 USD
View
B+
Retailer 8
-
$6,818 AUD
€4,561 EUR
View
B
Retailer 9
-
$6,983 AUD
$4,905 USD
View
Most Expensive
B
NZ Jewellers
e9d9da84-4a05-49d2-8783-91332aae44ec · Oct 30
$10,543 AUD
$7,406 USD
View
9 more retailers have this diamond
Prices start from $4,519 AUDSave up to $6,024 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
1.51ct Round
$4,519 AUD