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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 $3,426 SGD
$2,680 USD
As of October 26, 2026
Save $1,232 SGD (26%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $7,998 SGD 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 26, 2026, with a 36% 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
Colour
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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $4,658 SGD|Low: $3,022 SGD|High: $6,475 SGD|Avg: $4,144 SGD|+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$3,024 SGD
Retailer 8$3,426 SGD
Retailer 5$3,431 SGD
Retailer 11$3,477 SGD
Retailer 3$3,530 SGD
Retailer 2$3,825 SGD
Retailer 6$4,053 SGD
Retailer 10$4,432 SGD
Retailer 4$4,459 SGD
Retailer 1$4,658 SGD
Retailer 7$6,407 SGD

29 data points across 11 retailers

19 retailers$3,426 SGD to $4,658 SGD

Retailer 1
-
$3,024 SGD
₹225,262 INR
Price last confirmed 12 days ago
A
Retailer 2
-
$3,426 SGD
$2,680 USD
View
Retailer 3
-
$3,426 SGD
$2,680 USD
View
Price last confirmed 5 days ago
A
Retailer 4
-
$3,431 SGD
£2,113 GBP
View
Retailer 5
-
$3,477 SGD
$2,720 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$3,637 SGD
$2,845 USD
View
Retailer 7
-
$3,825 SGD
$2,992 USD
View
Price last confirmed 7 days ago
Retailer 8
-
$3,825 SGD
$2,992 USD
View
Price last confirmed 24 days ago
A
Retailer 9
-
$3,825 SGD
$2,992 USD
View
Retailer 10
-
$3,972 SGD
$3,107 USD
View
Price last confirmed 33 days ago
A
Retailer 11
-
$4,053 SGD
£2,497 GBP
View
Retailer 12
-
$4,414 SGD
$3,453 USD
View
Price last confirmed 23 days ago
Retailer 13
-
$4,414 SGD
$3,453 USD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$4,432 SGD
£2,730 GBP
View
B+
Retailer 15
-
$4,459 SGD
€3,322 EUR
View
B+
Retailer 16
-
$4,658 SGD
ZAR 58,865 ZAR
View
Retailer 17
-
$6,407 SGD
£3,946 GBP
View
Price last confirmed 7 days ago
Retailer 18
-
$7,998 SGD
$6,256 USD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
6d215403-b980-493e-ac6e-13837c2962e8 · Oct 23
$7,998 SGD
$6,256 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $3,426 SGDSave up to $1,232 SGD

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
$3,426 SGD