Round|Natural|GIA

1.04ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2556968011

Certificate GIA 2556968011

Diamond specifications and retailer prices

From $1,728 USD
As of November 4, 2026
Save $2,343 USD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,915 USD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1.04ct natural round diamond

This 1.04ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556968011. Listed at 18 retailers as of November 4, 2026, with a 136% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.04
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556968011
Dimensions6.46 × 6.42 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.46 mm6.42 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556968011
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.3%

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: $4,071 USD|Low: $1,715 USD|High: $4,168 USD|Avg: $2,426 USD|-1.1%
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
November 4, 2026
Retailer 12$1,728 USD
Retailer 8$1,826 USD
Retailer 9$1,831 USD
Retailer 14$1,834 USD
Retailer 2$1,948 USD
Retailer 3$2,002 USD
Retailer 16$2,090 USD
Retailer 6$2,135 USD
Retailer 19$2,187 USD
Retailer 10$2,234 USD
Retailer 13$2,239 USD
Retailer 11$2,315 USD
Retailer 17$2,394 USD
Retailer 7$2,763 USD
Retailer 4$2,864 USD
Retailer 5$2,865 USD
Retailer 18$3,340 USD
Retailer 15$3,435 USD
Retailer 1$4,071 USD

20 data points across 19 retailers

18 retailers$1,728 USD to $4,071 USD

A
Cheapest Retailer
-
$1,728 USD
A
Retailer 2
-
$1,831 USD
View
A
Retailer 3
-
$1,834 USD
View
B+
Retailer 4
-
$1,948 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,002 USD
View
B+
Retailer 6
-
$2,090 USD
View
B+
Retailer 7
-
$2,135 USD
View
B+
Retailer 8
-
$2,187 USD
View
B+
Retailer 9
-
$2,234 USD
View
B+
Retailer 10
-
$2,239 USD
View
B+
Retailer 11
-
$2,394 USD
View
B
Retailer 12
-
$2,864 USD
View
Retailer 13
-
$2,865 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
$3,340 USD
View
B
Retailer 15
-
$3,435 USD
View
B
Retailer 16
-
$4,071 USD
View
Retailer 17
-
$4,872 USD
View
Price last confirmed 31 days ago
Most Expensive
NZ Jewellers
d07f9a38-9289-488e-a046-8ac94e7b981c · Sep 25
$4,915 USD
View
Price last confirmed 41 days ago
17 more retailers have this diamond
Prices start from $1,728 USDSave up to $2,343 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
1.04ct Round
$1,728 USD