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Round|Natural|GIA

1.09ct J IF Round Natural Diamond

EX • J/IF • GIA 6141039157

Certificate GIA 6141039157

Diamond specifications and retailer prices

From €4,104 EUR
£3,610 GBP
As of November 1, 2026
Save €2,360 EUR (37%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €6,464 EUR at MOH London · As of October 29, 2026
View at MOH London

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 6141039157. Listed at 7 retailers as of October 29, 2026, with prices from €4,104 to €6,464, a €2,360 spread on the same certified stone. MOH London lists it at €6,464. 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
SymmetryVery Good
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6141039157
Dimensions6.60 × 6.56 × 4.10 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.60 mm6.56 mm1.09 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6141039157
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

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 1
Current: €6,464 EUR|Low: €3,303 EUR|High: €6,507 EUR|Avg: €4,583 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4€3,303 EUR
Retailer 5€4,069 EUR
Retailer 2€4,104 EUR
Retailer 6€4,565 EUR
Retailer 3€4,580 EUR
MOH London€6,464 EUR

41 data points across 6 retailers

7 retailers€4,104 EUR to €6,464 EUR

Retailer 1
-
€3,303 EUR
$3,690 USD
Price last confirmed 11 days ago
Retailer 2
-
€4,069 EUR
A$6,994 AUD
View
Price last confirmed 22 days ago
B+
Retailer 3
-
€4,104 EUR
£3,610 GBP
View
B
Retailer 4
-
€4,232 EUR
$4,727 USD
View
Retailer 5
-
€4,565 EUR
$5,100 USD
View
Price last confirmed 9 days ago
B
Retailer 6
-
€4,580 EUR
View
Most Expensive
B
MOH London
278777BB5 · Oct 29
€6,464 EUR
£5,686 GBP
View
6 more retailers have this diamond
Prices start from €4,104 EURSave up to €2,360 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+
1.09ct Round
€4,104 EUR