Radiant|Natural|GIA

1.51ct I VS1 Radiant Natural Diamond

EX • I/VS1 • GIA 1515625085

Certificate GIA 1515625085

Diamond specifications and retailer prices

From $6,537 USD
As of November 1, 2026
Save $8,518 USD (57%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $15,055 USD at NZ Jewellers · As of November 3, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515625085. Listed at 26 retailers as of November 1, 2026, with prices from $6,537 to $15,055, a $8,518 spread on the same certified stone. NZ Jewellers lists it at $15,055. 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
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.05°
Pavilion angle60.97°
OriginNatural
Grading LabGIA
CertificateGIA 1515625085
Dimensions7.51 × 5.78 × 3.98 mm
L/W Ratio1.30
Key to symbols
Cloud
Top View
7.51 mm5.78 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515625085
Side View
Table 66.0%Crown 49.05°Girdle: STK-THKPavilion 60.97°Culet: NoneDepth 68.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $15,055 USD|Low: $6,576 USD|High: $15,055 USD|Avg: $9,307 USD
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
November 5, 2026
Retailer 13$6,576 USD
Retailer 10$6,660 USD
Retailer 11$7,526 USD
Retailer 5$7,527 USD
Retailer 3$8,155 USD
Retailer 12$8,280 USD
Retailer 2$8,311 USD
Retailer 9$8,536 USD
Retailer 4$9,738 USD
Retailer 7$9,794 USD
Retailer 8$11,058 USD
Retailer 6$12,510 USD
NZ Jewellers$15,055 USD

45 data points across 13 retailers

26 retailers$6,537 USD to $15,055 USD

A
Cheapest Retailer
-
$6,537 USD
A
Retailer 2
-
$6,576 USD
View
Retailer 3
-
$6,660 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
$6,993 USD
View
A
Retailer 5
-
$7,018 USD
View
A
Retailer 6
-
$7,049 USD
View
A
Retailer 7
-
$7,510 USD
View
A
Retailer 8
-
$7,526 USD
View
Final sale: no returns
A
Retailer 9
-
$7,527 USD
View
B+
Retailer 10
-
$8,019 USD
View
B+
Retailer 11
-
$8,155 USD
View
B+
Retailer 12
-
$8,280 USD
View
B+
Retailer 13
-
$8,311 USD
View
Retailer 14
-
$8,536 USD
View
Price last confirmed 13 days ago
B+
Retailer 15
-
$8,631 USD
View
B+
Retailer 16
-
$8,960 USD
View
B+
Retailer 17
-
$8,960 USD
View
B+
Retailer 18
-
$9,011 USD
View
B+
Retailer 19
-
$9,260 USD
View
B+
Retailer 20
-
$9,409 USD
View
B
Retailer 21
-
$9,738 USD
View
B+
Retailer 22
-
$9,794 USD
View
Retailer 23
-
$9,913 USD
View
Price last confirmed 13 days ago
B+
Retailer 24
-
$11,058 USD
View
B
Retailer 25
-
$12,510 USD
View
Most Expensive
B
NZ Jewellers
642596b9-837f-4d1b-9bb5-b9920170fdb6 · Nov 3
$15,055 USD
View
25 more retailers have this diamond
Prices start from $6,537 USDSave up to $8,518 USD

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
$6,537 USD