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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 $9,534 NZD
As of November 5, 2026
Save $10,878 NZD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $20,411 NZD 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 $9,534 to $20,411, a $10,878 spread on the same certified stone. NZ Jewellers lists it at $20,411. 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: $20,411 NZD|Low: $9,308 NZD|High: $20,411 NZD|Avg: $13,098 NZD
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$9,308 NZD
Retailer 10$10,300 NZD
Retailer 7$11,056 NZD
Retailer 8$11,056 NZD
Retailer 9$11,056 NZD
Retailer 2$11,590 NZD
Retailer 3$12,561 NZD
Retailer 4$14,889 NZD
Retailer 5$17,931 NZD
NZ Jewellers$20,411 NZD

45 data points across 10 retailers

16 retailers$9,534 NZD to $20,411 NZD

Retailer 1
-
$9,308 NZD
Price last confirmed 10 days ago
B+
Retailer 2
-
$9,534 NZD
View
B+
Retailer 3
-
$9,644 NZD
View
B+
Retailer 4
-
$10,291 NZD
View
B+
Retailer 5
-
$10,300 NZD
View
Retailer 6
-
$11,056 NZD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$11,056 NZD
View
B+
Retailer 8
-
$11,056 NZD
View
B
Retailer 9
-
$11,590 NZD
View
B
Retailer 10
-
$11,659 NZD
View
B+
Retailer 11
-
$12,561 NZD
View
B
Retailer 12
-
$12,757 NZD
View
Retailer 13
-
$13,453 NZD
View
Price last confirmed 15 days ago
B
Retailer 14
-
$14,889 NZD
View
B
Retailer 15
-
$17,931 NZD
View
Most Expensive
B
NZ Jewellers
8724e8c8-77dc-4199-84a6-3548e1c744c8 · Nov 5
$20,411 NZD
$11,315 USD
View
15 more retailers have this diamond
Prices start from $9,534 NZDSave up to $10,878 NZD

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
$9,534 NZD