Round|Natural|IGI

1.20ct F I1 Round Natural Diamond

GD • F/I1 • IGI 712532423

Shape and cutting style on the report: Round brilliant

Certificate IGI 712532423

Diamond specifications and retailer prices

From $1,594 USD
As of November 2, 2026
Save $2,617 USD (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,211 USD at NZ Jewellers · As of November 2, 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 F colour (colourless) and I1 clarity (included), with a standard cut grade and certified by IGI 712532423. Listed at 7 retailers as of November 2, 2026, with prices from $1,594 to $4,211, a $2,617 spread on the same certified stone. NZ Jewellers lists it at $4,211. 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
F
Color
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.4°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 712532423
Dimensions6.47 × 6.53 × 4.33 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.47 mm6.53 mm1.20 ctF / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 712532423
Side View
Table 54.0%Crown 39.4°Girdle: THK-VTKPavilion 39.8°CuletDepth 66.5%

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 2
Current: $4,211 USD|Low: $1,327 USD|High: $4,211 USD|Avg: $2,217 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$1,594 USD
Retailer 6$1,727 USD
Retailer 7$1,727 USD
Retailer 4$1,806 USD
Retailer 5$1,992 USD
Retailer 8$2,054 USD
Retailer 2$2,348 USD
NZ Jewellers$4,211 USD

19 data points across 8 retailers

7 retailers$1,594 USD to $4,211 USD

B+
Cheapest Retailer
-
$1,594 USD
Final sale: no returns
B+
Retailer 2
-
$1,727 USD
View
B+
Retailer 3
-
$1,727 USD
View
B+
Retailer 4
-
$1,806 USD
View
B+
Retailer 5
-
$1,992 USD
View
B+
Retailer 6
-
$2,348 USD
€2,236 EUR
View
Most Expensive
C
NZ Jewellers
3ff75d56-6388-45ff-8137-4b1f255bf888 · Nov 2
$4,211 USD
View
6 more retailers have this diamond
Prices start from $1,594 USDSave up to $2,617 USD

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
$1,594 USD