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Round|Natural|GIA

1.05ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 1559450154

Certificate GIA 1559450154

Diamond specifications and retailer prices

From $2,538 USD
As of November 4, 2026
Save $2,912 USD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,450 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1559450154. Listed at 20 retailers as of November 4, 2026, with prices from $2,538 to $5,450, a $2,912 spread on the same certified stone. NZ Jewellers lists it at $5,450. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
J
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1559450154
Dimensions6.59 × 6.61 × 3.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud
Top View
6.59 mm6.61 mm1.05 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559450154
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 60.5%

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: $5,450 USD|Low: $2,615 USD|High: $5,450 USD|Avg: $3,729 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$2,615 USD
Retailer 2$2,910 USD
Retailer 3$3,197 USD
Retailer 10$3,214 USD
Retailer 9$3,341 USD
Retailer 4$3,606 USD
Retailer 6$3,634 USD
Retailer 5$3,818 USD
Retailer 7$5,217 USD
NZ Jewellers$5,450 USD

36 data points across 10 retailers

20 retailers$2,538 USD to $5,450 USD

B+
Cheapest Retailer
-
$2,538 USD
B+
Retailer 2
-
$2,615 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,780 USD
View
Retailer 4
-
$2,834 USD
View
Price last confirmed 53 days ago
Retailer 5
-
$2,834 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$2,834 USD
View
B+
Retailer 7
-
$2,865 USD
View
B+
Retailer 8
-
$2,910 USD
View
B+
Retailer 9
-
$3,197 USD
View
B+
Retailer 10
-
$3,214 USD
View
Retailer 11
-
$3,270 USD
View
Price last confirmed 53 days ago
Retailer 12
-
$3,341 USD
View
Price last confirmed 30 days ago
B
Retailer 13
-
$3,505 USD
View
B
Retailer 14
-
$3,606 USD
View
Retailer 15
-
$3,630 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$3,634 USD
View
B
Retailer 17
-
$3,818 USD
View
B
Retailer 18
-
$5,217 USD
View
Retailer 19
-
$5,450 USD
View
Price last confirmed 55 days ago
Most Expensive
B
NZ Jewellers
acec5e75-d24d-4ae9-b482-4a7f05aaadb2 · Nov 5
$5,450 USD
View
19 more retailers have this diamond
Prices start from $2,538 USDSave up to $2,912 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.

B+
1.05ct Round
$2,538 USD