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Radiant|Natural|GIA

1.51ct H VS1 Radiant Natural Diamond

EX • H/VS1 • GIA 1457827230

Certificate GIA 1457827230

Diamond specifications and retailer prices

From $18,435 NZD
As of November 4, 2026
Save $6,832 NZD (27%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $25,266 NZD at Yorxs · As of November 3, 2026
View at Yorxs

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1457827230. Listed at 12 retailers as of November 3, 2026, with prices from $18,435 to $25,266, a $6,832 spread on the same certified stone. Yorxs lists it at $25,266. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.61°
Pavilion angle54.89°
OriginNatural
Grading LabGIA
CertificateGIA 1457827230
Dimensions7.56 × 5.86 × 4.01 mm
L/W Ratio1.29
Key to symbols
Cloud, Crystal, Pinpoint
Top View
7.56 mm5.86 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1457827230
Side View
Table 67.0%Crown 45.61°Girdle: STK-THKPavilion 54.89°Culet: NoneDepth 68.5%

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 4
Current: $18,572 NZD|Low: $18,435 NZD|High: $25,313 NZD|Avg: $22,070 NZD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Yorxs
November 3, 2026
Retailer 4$18,435 NZD
Retailer 1$18,572 NZD
Retailer 8$19,491 NZD
Retailer 6$19,938 NZD
Retailer 5$20,066 NZD
Retailer 3$23,183 NZD
Retailer 7$24,309 NZD
Retailer 2$24,318 NZD
Retailer 9$24,318 NZD
Retailer 10$25,136 NZD
Yorxs$25,266 NZD

21 data points across 11 retailers

12 retailers$18,435 NZD to $25,266 NZD

B+
Cheapest Retailer
-
$18,435 NZD
Retailer 2
-
$18,572 NZD
View
Price last confirmed 19 days ago
B+
Retailer 3
-
$19,491 NZD
View
B+
Retailer 4
-
$19,755 NZD
View
B+
Retailer 5
-
$19,938 NZD
View
B+
Retailer 6
-
$20,066 NZD
View
B
Retailer 7
-
$23,183 NZD
View
B
Retailer 8
-
$24,309 NZD
View
B
Retailer 9
-
$24,318 NZD
View
B
Retailer 10
-
$24,318 NZD
View
B
Retailer 11
-
$25,136 NZD
View
Most Expensive
B
Yorxs
315731326 · Nov 3
$25,266 NZD
€13,527 EUR
View
11 more retailers have this diamond
Prices start from $18,435 NZDSave up to $6,832 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
$18,435 NZD