Round|Natural|GIA

1.51ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 1448644864

Certificate GIA 1448644864

Diamond specifications and retailer prices

From $7,415 USD
As of November 1, 2026
Save $5,965 USD (45%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $16,101 USD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round 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 and certified by GIA 1448644864. Listed at 20 retailers as of November 1, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
OriginNatural
Grading LabGIA
CertificateGIA 1448644864
Dimensions7.34 × 7.30 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
Additional pinpoints are not shown.
Key to symbols
Crystal, Needle, Pinpoint, Knot, Natural
Top View
7.34 mm7.30 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1448644864
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $16,101 USD|Low: $7,379 USD|High: $16,101 USD|Avg: $10,124 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
November 4, 2026
Retailer 13$7,415 USD
Retailer 12$7,538 USD
Retailer 11$7,610 USD
Retailer 4$8,015 USD
Retailer 14$8,050 USD
Retailer 5$8,722 USD
Retailer 7$8,839 USD
Retailer 3$8,977 USD
Retailer 10$9,231 USD
Retailer 6$10,063 USD
Retailer 8$10,476 USD
Retailer 9$11,827 USD
Retailer 2$13,380 USD
NZ Jewellers$16,101 USD

37 data points across 14 retailers

20 retailers$7,415 USD to $13,380 USD

A
Cheapest Retailer
-
$7,415 USD
A
Retailer 2
-
$7,538 USD
View
B+
Retailer 3
-
$7,610 USD
View
B+
Retailer 4
-
$8,015 USD
View
B+
Retailer 5
-
$8,050 USD
View
Final sale: no returns
Retailer 6
-
$8,051 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$8,579 USD
View
Retailer 8
-
$8,722 USD
View
Price last confirmed 18 days ago
B+
Retailer 9
-
$8,839 USD
View
Retailer 10
-
$8,856 USD
View
Price last confirmed 21 days ago
Retailer 11
-
$8,977 USD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$9,231 USD
View
Retailer 13
-
$9,231 USD
View
Price last confirmed 17 days ago
B
Retailer 14
-
$9,626 USD
View
Retailer 15
-
$10,063 USD
View
Price last confirmed 18 days ago
B+
Retailer 16
-
$10,476 USD
View
Retailer 17
-
$10,598 USD
View
Price last confirmed 21 days ago
B
Retailer 18
-
$11,827 USD
View
B
Retailer 19
-
$13,380 USD
View
Most Expensive
NZ Jewellers
2785a024-740c-422b-9481-aaab4d15f1ba · Oct 17
$16,101 USD
View
Price last confirmed 18 days ago
19 more retailers have this diamond
Prices start from $7,415 USDSave up to $5,965 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 Round
$7,415 USD