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Round|Natural|GIA

1.20ct J I1 Round Natural Diamond

VG • J/I1 • GIA 2427715612

Certificate GIA 2427715612

Diamond specifications and retailer prices

From €2,247 EUR
$2,510 USD
As of October 31, 2026
Save €752 EUR (25%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €2,999 EUR at Jared · As of October 30, 2026
View at Jared

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 2427715612. Listed at 4 retailers as of October 30, 2026, with prices from €2,247 to €2,999, a €752 spread on the same certified stone. Jared lists it at €2,999. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
J
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 2427715612
Dimensions6.67 × 6.60 × 4.25 mm
L/W Ratio1.01
Top View
6.67 mm6.60 mm1.20 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2427715612
Side View
Table 55.0%Crown 38.5°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 64.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €2,999 EUR|Low: €2,216 EUR|High: €3,419 EUR|Avg: €2,769 EUR|-1.5%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 24, 2026
Retailer 2€2,247 EUR
Retailer 6€2,331 EUR
Retailer 7€2,572 EUR
Retailer 3€2,900 EUR
Retailer 5€2,900 EUR
Jared€2,999 EUR
Retailer 4€3,410 EUR

11 data points across 7 retailers

4 retailers€2,247 EUR to €2,999 EUR

B
Cheapest Retailer
-
€2,247 EUR
$2,510 USD
C
Retailer 2
-
€2,900 EUR
$3,240 USD
View
C
Retailer 3
-
€2,900 EUR
$3,240 USD
View
Most Expensive
C
Jared
149450882 · Oct 30
€2,999 EUR
$3,350 USD
View
3 more retailers have this diamond
Prices start from €2,247 EURSave up to €752 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
1.20ct Round
€2,247 EUR