Radiant|Natural|GIA

1.51ct I VS1 Radiant Natural Diamond

EX • I/VS1 • GIA 2231680376

Certificate GIA 2231680376

Diamond specifications and retailer prices

From $4,770 USD
As of November 4, 2026
Save $4,788 USD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,558 USD 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 VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2231680376. Listed at 16 retailers as of November 4, 2026, with prices from $4,770 to $9,558, a $4,788 spread on the same certified stone. NZ Jewellers lists it at $9,558. 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
Pavilion angle61.3°
OriginNatural
Grading LabGIA
CertificateGIA 2231680376
Dimensions6.20 × 6.19 × 4.20 mm
L/W Ratio1.00
Girdle conditionPolished
Top View
6.20 mm6.19 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231680376
Side View
Table 65.0%CrownGirdle: STK-THKPavilion 61.3°Culet: NoneDepth 67.7%

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 4
Current: $9,558 USD|Low: $4,770 USD|High: $9,558 USD|Avg: $6,338 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
Retailer 14
Retailer 15
Retailer 16
November 5, 2026
Retailer 7$4,770 USD
Retailer 14$4,778 USD
Retailer 11$4,901 USD
Retailer 4$4,939 USD
Retailer 13$5,319 USD
Retailer 8$5,509 USD
Retailer 2$5,573 USD
Retailer 5$5,850 USD
Retailer 12$5,850 USD
Retailer 6$5,919 USD
Retailer 3$6,040 USD
Retailer 15$6,202 USD
Retailer 10$6,440 USD
Retailer 16$8,358 USD
Retailer 9$9,077 USD
NZ Jewellers$9,558 USD

42 data points across 16 retailers

16 retailers$4,770 USD to $9,558 USD

A
Cheapest Retailer
-
$4,770 USD
A
Retailer 2
-
$4,778 USD
View
Final sale: no returns
A
Retailer 3
-
$4,901 USD
View
A
Retailer 4
-
$4,939 USD
View
A
Retailer 5
-
$5,319 USD
View
A
Retailer 6
-
$5,509 USD
View
A
Retailer 7
-
$5,573 USD
View
A
Retailer 8
-
$5,850 USD
View
A
Retailer 9
-
$5,850 USD
View
A
Retailer 10
-
$5,919 USD
View
A
Retailer 11
-
$6,040 USD
View
A
Retailer 12
-
$6,202 USD
View
A
Retailer 13
-
$6,440 USD
View
B+
Retailer 14
-
$8,358 USD
View
B+
Retailer 15
-
$9,077 USD
View
Most Expensive
B
NZ Jewellers
6bf95cbb-901d-4dec-84c7-2dca9254fabc · Nov 5
$9,558 USD
View
15 more retailers have this diamond
Prices start from $4,770 USDSave up to $4,788 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
$4,770 USD