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Radiant|Natural|GIA

1.51ct K VS2 Radiant Natural Diamond

EX • K/VS2 • GIA 2456870191

Certificate GIA 2456870191

Diamond specifications and retailer prices

From $7,692 AUD
As of November 5, 2026
Save $8,776 AUD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,468 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 K colour (faint-tinted) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2456870191. Listed at 16 retailers as of November 5, 2026, with prices from $7,692 to $16,468, a $8,776 spread on the same certified stone. NZ Jewellers lists it at $16,468. 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
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2456870191
Dimensions8.27 × 5.50 × 3.67 mm
L/W Ratio1.50
Top View
8.27 mm5.50 mm1.51 ctK / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2456870191
Side View
Table 70.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.8%

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 5
Current: $16,468 AUD|Low: $7,510 AUD|High: $16,468 AUD|Avg: $10,568 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 6$7,510 AUD
Retailer 10$8,310 AUD
Retailer 7$8,920 AUD
Retailer 8$8,920 AUD
Retailer 9$8,920 AUD
Retailer 2$9,351 AUD
Retailer 3$10,134 AUD
Retailer 4$12,013 AUD
Retailer 5$14,467 AUD
NZ Jewellers$16,468 AUD

45 data points across 10 retailers

16 retailers$7,692 AUD to $16,468 AUD

Retailer 1
-
$7,510 AUD
Price last confirmed 10 days ago
B+
Retailer 2
-
$7,692 AUD
View
B+
Retailer 3
-
$7,781 AUD
View
B+
Retailer 4
-
$8,303 AUD
View
B+
Retailer 5
-
$8,310 AUD
View
Retailer 6
-
$8,920 AUD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$8,920 AUD
View
B+
Retailer 8
-
$8,920 AUD
View
B
Retailer 9
-
$9,351 AUD
View
B
Retailer 10
-
$9,406 AUD
View
B+
Retailer 11
-
$10,134 AUD
View
B
Retailer 12
-
$10,293 AUD
View
Retailer 13
-
$10,854 AUD
View
Price last confirmed 15 days ago
B
Retailer 14
-
$12,013 AUD
View
B
Retailer 15
-
$14,467 AUD
View
Most Expensive
B
NZ Jewellers
8724e8c8-77dc-4199-84a6-3548e1c744c8 · Nov 5
$16,468 AUD
$11,315 USD
View
15 more retailers have this diamond
Prices start from $7,692 AUDSave up to $8,776 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+
1.51ct Radiant
$7,692 AUD