Radiant|Natural|GIA

1.51ct I VVS1 Radiant Natural Diamond

ID • I/VVS1 • GIA 36

Certificate GIA 36

Diamond specifications and retailer prices

From $7,861 AUD
As of November 4, 2026
Save $8,564 AUD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $16,425 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 11 retailers as of November 4, 2026, with prices from $7,861 to $16,425, a $8,564 spread on the same certified stone. NZ Jewellers lists it at $16,425. 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
VVS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 36
Dimensions7.38 × 5.87 × 3.98 mm
L/W Ratio1.26
Top View
7.38 mm5.87 mm1.51 ctI / VVS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 36
Side View
Table 69.0%CrownGirdle: ThickPavilionCulet: NDepth 67.8%

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: $16,425 AUD|Low: $7,861 AUD|High: $16,425 AUD|Avg: $10,167 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$7,861 AUD
Retailer 4$8,897 AUD
Retailer 5$8,897 AUD
Retailer 6$8,897 AUD
Retailer 7$9,262 AUD
Retailer 2$10,167 AUD
NZ Jewellers$16,425 AUD

10 data points across 7 retailers

11 retailers$7,861 AUD to $16,425 AUD

A
Cheapest Retailer
-
$7,861 AUD
A
Retailer 2
-
$8,897 AUD
View
Retailer 3
-
$8,897 AUD
View
Price last confirmed 29 days ago
A
Retailer 4
-
$8,897 AUD
View
Retailer 5
-
$8,897 AUD
View
Price last confirmed 30 days ago
Retailer 6
-
$8,897 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$9,262 AUD
View
A
Retailer 8
-
$10,167 AUD
View
Retailer 9
-
$10,265 AUD
View
Price last confirmed 30 days ago
Retailer 10
-
$16,425 AUD
View
Price last confirmed 31 days ago
Most Expensive
B
NZ Jewellers
19785024-5221-44ac-af99-2dc9e54b59eb · Nov 5
$16,425 AUD
$11,498 USD
View
10 more retailers have this diamond
Prices start from $7,861 AUDSave up to $8,564 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 Radiant
$7,861 AUD