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Round|Natural|IGI

1.51ct K VVS1 Round Natural Diamond

EX • K/VVS1 • IGI 817652739

Shape and cutting style on the report: Round brilliant

Certificate IGI 817652739

Diamond specifications and retailer prices

From $5,205 AUD
As of November 6, 2026
Save $5,101 AUD (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $10,307 AUD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI 817652739. Listed at 15 retailers as of November 5, 2026, with prices from $5,205 to $10,307, a $5,101 spread on the same certified stone. NZ Jewellers lists it at $10,307. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 817652739
Dimensions7.30 × 7.35 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.30 mm7.35 mm1.51 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 817652739
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.4%

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 6
Current: $10,307 AUD|Low: $5,138 AUD|High: $10,307 AUD|Avg: $6,734 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 7$5,143 AUD
Retailer 6$5,205 AUD
Retailer 5$5,408 AUD
Retailer 4$5,628 AUD
Retailer 2$5,855 AUD
Retailer 3$5,915 AUD
Retailer 13$5,915 AUD
Retailer 14$5,915 AUD
Retailer 8$6,067 AUD
Retailer 11$6,651 AUD
Retailer 10$6,740 AUD
Retailer 15$6,825 AUD
Retailer 9$7,220 AUD
Retailer 12$9,867 AUD
NZ Jewellers$10,307 AUD

30 data points across 15 retailers

15 retailers$5,205 AUD to $10,307 AUD

Retailer 1
-
$5,143 AUD
Price last confirmed 17 days ago
A
Retailer 2
-
$5,205 AUD
View
A
Retailer 3
-
$5,408 AUD
View
A
Retailer 4
-
$5,628 AUD
View
A
Retailer 5
-
$5,855 AUD
View
A
Retailer 6
-
$5,915 AUD
View
Retailer 7
-
$5,915 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$5,915 AUD
View
A
Retailer 9
-
$6,067 AUD
View
A
Retailer 10
-
$6,651 AUD
View
A
Retailer 11
-
$6,740 AUD
View
A
Retailer 12
-
$6,825 AUD
View
A
Retailer 13
-
$7,220 AUD
View
B+
Retailer 14
-
$9,867 AUD
View
Most Expensive
B
NZ Jewellers
2a3a85ee-23f5-4f2e-9047-77ad60d39b68 · Nov 5
$10,307 AUD
$7,215 USD
View
14 more retailers have this diamond
Prices start from $5,205 AUDSave up to $5,101 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
$5,205 AUD