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Round|Natural|GIA

1.20ct E I1 Round Natural Diamond

VG • E/I1 • GIA 6422400827

Certificate GIA 6422400827

Diamond specifications and retailer prices

From €1,378 EUR
₹146,652 INR
As of October 31, 2026
Save €2,643 EUR (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €4,022 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6422400827. Listed at 9 retailers as of October 30, 2026, with prices from €1,378 to €4,022, a €2,643 spread on the same certified stone. NZ Jewellers lists it at €4,022. 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
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceStrong
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422400827
Dimensions6.69 × 6.60 × 4.30 mm
L/W Ratio1.01
Top View
6.69 mm6.60 mm1.20 ctE / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceStrong
CertificateGIA 6422400827
Side View
Table 56.0%Crown 37.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 64.7%

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: €4,022 EUR|Low: €1,375 EUR|High: €4,022 EUR|Avg: €2,174 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2€1,378 EUR
Retailer 3€1,398 EUR
Retailer 6€1,736 EUR
Retailer 7€1,924 EUR
Retailer 9€1,924 EUR
Retailer 5€2,012 EUR
Retailer 8€2,220 EUR
Retailer 10€2,289 EUR
Retailer 4€2,627 EUR
NZ Jewellers€4,022 EUR

43 data points across 10 retailers

9 retailers€1,378 EUR to €4,022 EUR

A
Cheapest Retailer
-
€1,378 EUR
₹146,652 INR
B+
Retailer 2
-
€1,398 EUR
HK$12,200 HKD
View
B+
Retailer 3
-
€1,736 EUR
$1,939 USD
View
B+
Retailer 4
-
€1,924 EUR
$2,149 USD
View
B+
Retailer 5
-
€1,924 EUR
$2,149 USD
View
B+
Retailer 6
-
€2,012 EUR
$2,248 USD
View
B+
Retailer 7
-
€2,220 EUR
$2,480 USD
View
B
Retailer 8
-
€2,627 EUR
View
Most Expensive
C
NZ Jewellers
2760683f-9615-4fd8-9b2b-5029b91964de · Oct 30
€4,022 EUR
$4,493 USD
View
8 more retailers have this diamond
Prices start from €1,378 EURSave up to €2,643 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
1.20ct Round
€1,378 EUR