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Round|Natural|GIA

1.04ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2564086180

Certificate GIA 2564086180

Diamond specifications and retailer prices

From $3,519 NZD
As of November 6, 2026
Save $3,651 NZD (51%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,171 NZD at MOH London · As of November 4, 2026
View at MOH London

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 2564086180. Listed at 7 retailers as of November 4, 2026, with prices from $3,519 to $7,171, a $3,651 spread on the same certified stone. MOH London lists it at $7,171. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2564086180
Dimensions6.45 × 6.50 × 4.02 mm
L/W Ratio1.01
Star length45%
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle
Top View
6.45 mm6.50 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2564086180
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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 6
Current: $7,171 NZD|Low: $3,519 NZD|High: $7,228 NZD|Avg: $4,702 NZD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 7$3,519 NZD
Retailer 6$3,788 NZD
Retailer 5$4,026 NZD
Retailer 3$4,706 NZD
Retailer 4$4,822 NZD
Retailer 2$5,276 NZD
MOH London$7,171 NZD

11 data points across 7 retailers

7 retailers$3,519 NZD to $7,171 NZD

B+
Cheapest Retailer
-
$3,519 NZD
B+
Retailer 2
-
$3,788 NZD
View
Final sale: no returns
B+
Retailer 3
-
$4,026 NZD
View
B+
Retailer 4
-
$4,706 NZD
View
B
Retailer 5
-
$4,822 NZD
View
B
Retailer 6
-
$5,276 NZD
View
Most Expensive
B
MOH London
9DAA7D920 · Nov 4
$7,171 NZD
£3,130 GBP
View
6 more retailers have this diamond
Prices start from $3,519 NZDSave up to $3,651 NZD

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+
1.04ct Round
$3,519 NZD