CaratHunter
Plans
Round|Natural|GIA

1.09ct J IF Round Natural Diamond

EX • J/IF • GIA 2557721044

Certificate GIA 2557721044

Diamond specifications and retailer prices

From €2,419 EUR
₹257,401 INR
As of October 31, 2026
Save €719 EUR (23%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €3,138 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.09ct natural round diamond

This 1.09ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2557721044. Listed at 6 retailers as of October 31, 2026, with prices from €2,419 to €3,138, a €719 spread on the same certified stone. Blue Nile lists it at €3,138. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557721044
Dimensions6.53 × 6.56 × 4.09 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.53 mm6.56 mm1.09 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557721044
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €3,138 EUR|Low: €2,413 EUR|High: €3,319 EUR|Avg: €2,894 EUR|-5.4%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3€2,419 EUR
Retailer 4€2,630 EUR
Retailer 2€2,820 EUR
Retailer 5€3,042 EUR
Retailer 6€3,123 EUR
Blue Nile€3,138 EUR

46 data points across 6 retailers

6 retailers€2,419 EUR to €3,138 EUR

A
Cheapest Retailer
-
€2,419 EUR
₹257,401 INR
A
Retailer 2
-
€2,630 EUR
$2,938 USD
View
A
Retailer 3
-
€2,820 EUR
£2,481 GBP
View
B+
Retailer 4
-
€3,042 EUR
SGD 4,592 SGD
View
B+
Retailer 5
-
€3,123 EUR
A$5,368 AUD
View
Most Expensive
B+
Blue Nile
29656491 · Oct 31
€3,138 EUR
$3,506 USD
View
5 more retailers have this diamond
Prices start from €2,419 EURSave up to €719 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.

A
1.09ct Round
€2,419 EUR