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Round|Natural|GIA

1.25ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2418689032

Certificate GIA 2418689032

Diamond specifications and retailer prices

From $3,994 CAD
$2,859 USD
As of October 30, 2026
Save $4,582 CAD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,576 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2418689032. Listed at 15 retailers as of October 30, 2026, with prices from $3,994 to $8,576, a $4,582 spread on the same certified stone. NZ Jewellers lists it at $8,576. 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

1.25
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2418689032
Dimensions6.90 × 6.85 × 4.23 mm
L/W Ratio1.01
Top View
6.90 mm6.85 mm1.25 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2418689032
Side View
Table 61.0%Crown 35°Girdle: THN-STKPavilion 41°Culet: NoneDepth 61.5%

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: Oct 30
Current: $8,576 CAD|Low: $3,431 CAD|High: $8,576 CAD|Avg: $5,501 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6$3,994 CAD
Retailer 7$4,117 CAD
Retailer 9$4,459 CAD
Retailer 11$4,459 CAD
Retailer 8$4,631 CAD
Retailer 2$5,113 CAD
Retailer 10$5,146 CAD
Retailer 4$5,332 CAD
Retailer 3$5,576 CAD
Retailer 5$8,276 CAD
NZ Jewellers$8,576 CAD

41 data points across 11 retailers

15 retailers$3,994 CAD to $8,576 CAD

B+
Cheapest Retailer
-
$3,994 CAD
$2,859 USD
B+
Retailer 2
-
$4,117 CAD
$2,947 USD
View
Final sale: no returns
B+
Retailer 3
-
$4,188 CAD
$2,998 USD
View
B
Retailer 4
-
$4,459 CAD
$3,192 USD
View
B
Retailer 5
-
$4,459 CAD
$3,192 USD
View
B
Retailer 6
-
$4,559 CAD
View
B
Retailer 7
-
$4,631 CAD
$3,315 USD
View
B+
Retailer 8
-
$4,846 CAD
$3,469 USD
View
B+
Retailer 9
-
$5,113 CAD
£2,882 GBP
View
B
Retailer 10
-
$5,146 CAD
$3,684 USD
View
B
Retailer 11
-
$5,332 CAD
€3,635 EUR
View
Retailer 12
-
$5,576 CAD
$3,992 USD
View
Price last confirmed 8 days ago
B
Retailer 13
-
$5,667 CAD
$4,057 USD
View
B
Retailer 14
-
$8,276 CAD
£4,665 GBP
View
Most Expensive
B
NZ Jewellers
433753fe-0b77-4813-a979-c272d9e7e061 · Oct 30
$8,576 CAD
$6,139 USD
View
14 more retailers have this diamond
Prices start from $3,994 CADSave up to $4,582 CAD

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+
1.25ct Round
$3,994 CAD