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Round|Natural|GIA

1.20ct J I1 Round Natural Diamond

GD • J/I1 • GIA 2436691971

Certificate GIA 2436691971

Diamond specifications and retailer prices

From €1,398 EUR
HK$12,200 HKD
As of October 31, 2026
Save €2,525 EUR (64%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,923 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 J colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 2436691971. Listed at 10 retailers as of October 30, 2026, with prices from €1,398 to €3,923, a €2,525 spread on the same certified stone. NZ Jewellers lists it at €3,923. 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
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2436691971
Dimensions6.57 × 6.53 × 4.34 mm
L/W Ratio1.01
Top View
6.57 mm6.53 mm1.20 ctJ / I1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2436691971
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 66.3%

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: Oct 31
Current: €3,923 EUR|Low: €1,375 EUR|High: €3,991 EUR|Avg: €2,085 EUR|-1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 2€1,398 EUR
Retailer 4€1,452 EUR
Retailer 6€1,506 EUR
Retailer 12€1,695 EUR
Retailer 9€1,798 EUR
Retailer 7€1,876 EUR
Retailer 10€1,876 EUR
Retailer 8€1,963 EUR
Retailer 11€2,165 EUR
Retailer 3€2,301 EUR
Retailer 5€2,563 EUR
NZ Jewellers€3,923 EUR

15 data points across 12 retailers

10 retailers€1,398 EUR to €3,923 EUR

B+
Cheapest Retailer
-
€1,398 EUR
HK$12,200 HKD
B+
Retailer 2
-
€1,506 EUR
₹160,220 INR
View
B
Retailer 3
-
€1,695 EUR
$1,894 USD
View
B
Retailer 4
-
€1,798 EUR
$2,009 USD
View
B
Retailer 5
-
€1,876 EUR
$2,096 USD
View
B
Retailer 6
-
€1,876 EUR
$2,096 USD
View
B
Retailer 7
-
€1,963 EUR
$2,193 USD
View
B
Retailer 8
-
€2,165 EUR
$2,419 USD
View
B
Retailer 9
-
€2,563 EUR
View
Most Expensive
C
NZ Jewellers
79a6ac81-72c1-46a0-97de-efd6e0272bb1 · Oct 30
€3,923 EUR
$4,383 USD
View
9 more retailers have this diamond
Prices start from €1,398 EURSave up to €2,525 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
€1,398 EUR