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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 €2,559 EUR
$2,859 USD
As of October 30, 2026
Save €2,936 EUR (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €5,495 EUR 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 €2,559 to €5,495, a €2,936 spread on the same certified stone. NZ Jewellers lists it at €5,495. 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: €5,495 EUR|Low: €2,198 EUR|High: €5,495 EUR|Avg: €3,525 EUR
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€2,559 EUR
Retailer 7€2,638 EUR
Retailer 9€2,857 EUR
Retailer 11€2,857 EUR
Retailer 8€2,967 EUR
Retailer 2€3,276 EUR
Retailer 10€3,298 EUR
Retailer 4€3,416 EUR
Retailer 3€3,573 EUR
Retailer 5€5,303 EUR
NZ Jewellers€5,495 EUR

40 data points across 11 retailers

15 retailers€2,559 EUR to €5,495 EUR

B+
Cheapest Retailer
-
€2,559 EUR
$2,859 USD
B+
Retailer 2
-
€2,638 EUR
$2,947 USD
View
Final sale: no returns
B+
Retailer 3
-
€2,683 EUR
$2,998 USD
View
B
Retailer 4
-
€2,857 EUR
$3,192 USD
View
B
Retailer 5
-
€2,857 EUR
$3,192 USD
View
B
Retailer 6
-
€2,921 EUR
CA$4,533 CAD
View
B
Retailer 7
-
€2,967 EUR
$3,315 USD
View
B+
Retailer 8
-
€3,105 EUR
$3,469 USD
View
B+
Retailer 9
-
€3,276 EUR
£2,882 GBP
View
B
Retailer 10
-
€3,298 EUR
$3,684 USD
View
B
Retailer 11
-
€3,416 EUR
View
Retailer 12
-
€3,573 EUR
$3,992 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
€3,631 EUR
$4,057 USD
View
B
Retailer 14
-
€5,303 EUR
£4,665 GBP
View
Most Expensive
B
NZ Jewellers
433753fe-0b77-4813-a979-c272d9e7e061 · Oct 30
€5,495 EUR
$6,139 USD
View
14 more retailers have this diamond
Prices start from €2,559 EURSave up to €2,936 EUR

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
€2,559 EUR