Round|Natural|IGI

1.20ct J IF Round Natural Diamond

EX • J/IF • IGI 717591807

Shape and cutting style on the report: Round brilliant

Certificate IGI 717591807

Diamond specifications and retailer prices

From $2,680 USD
As of October 26, 2026
Save $2,331 USD (47%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,256 USD at NZ Jewellers · As of October 23, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 717591807. Listed at 19 retailers as of October 25, 2026, with a 87% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 717591807
Dimensions6.72 × 6.68 × 4.27 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.72 mm6.68 mm1.20 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 717591807
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 41.7°Culet: NoneDepth 63.6%

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 26
Current: $3,644 USD|Low: $2,364 USD|High: $5,065 USD|Avg: $3,242 USD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 26, 2026
Retailer 9$2,365 USD
Retailer 8$2,680 USD
Retailer 5$2,684 USD
Retailer 11$2,720 USD
Retailer 3$2,761 USD
Retailer 2$2,992 USD
Retailer 6$3,171 USD
Retailer 10$3,467 USD
Retailer 4$3,488 USD
Retailer 1$3,644 USD
Retailer 7$5,011 USD

29 data points across 11 retailers

19 retailers$2,680 USD to $5,011 USD

Retailer 1
-
$2,365 USD
₹225,262 INR
Price last confirmed 10 days ago
A
Retailer 2
-
$2,680 USD
View
A
Retailer 3
-
$2,680 USD
View
A
Retailer 4
-
$2,684 USD
£2,113 GBP
View
A
Retailer 5
-
$2,720 USD
View
A
Retailer 6
-
$2,845 USD
View
A
Retailer 7
-
$2,992 USD
View
Retailer 8
-
$2,992 USD
View
Price last confirmed 23 days ago
A
Retailer 9
-
$2,992 USD
View
Retailer 10
-
$3,107 USD
View
Price last confirmed 31 days ago
A
Retailer 11
-
$3,171 USD
£2,497 GBP
View
Retailer 12
-
$3,453 USD
View
Price last confirmed 21 days ago
Retailer 13
-
$3,453 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$3,467 USD
£2,730 GBP
View
B+
Retailer 15
-
$3,488 USD
€3,322 EUR
View
B+
Retailer 16
-
$3,644 USD
ZAR 58,865 ZAR
View
B
Retailer 17
-
$5,011 USD
£3,946 GBP
View
Retailer 18
-
$6,256 USD
View
Price last confirmed 33 days ago
Most Expensive
NZ Jewellers
6d215403-b980-493e-ac6e-13837c2962e8 · Oct 23
$6,256 USD
View
Price last confirmed 7 days ago
18 more retailers have this diamond
Prices start from $2,680 USDSave up to $2,331 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.

A
1.20ct Round
$2,680 USD