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Round|Natural|IGI

1.31ct D IF Round Natural Diamond

EX • D/IF • IGI 756554865

Shape and cutting style on the report: Round brilliant

Certificate IGI 756554865

Diamond specifications and retailer prices

From $11,113 SGD
As of October 29, 2026
Save $10,459 SGD (48%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $21,571 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 756554865. Listed at 8 retailers as of October 27, 2026, with prices from $11,113 to $21,571, a $10,459 spread on the same certified stone. NZ Jewellers lists it at $21,571. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 756554865
Dimensions6.95 × 6.99 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.95 mm6.99 mm1.31 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateIGI 756554865
Side View
Table 57.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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 29
Current: $21,571 SGD|Low: $9,644 SGD|High: $21,571 SGD|Avg: $13,868 SGD|+5.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5$11,113 SGD
Retailer 8$11,572 SGD
Retailer 2$11,621 SGD
Retailer 7$12,898 SGD
Retailer 6$13,097 SGD
Retailer 4$13,750 SGD
Retailer 3$16,936 SGD
NZ Jewellers$21,571 SGD

44 data points across 8 retailers

8 retailers$11,113 SGD to $21,571 SGD

A
Cheapest Retailer
-
$11,113 SGD
A
Retailer 2
-
$11,572 SGD
$9,026 USD
View
Final sale: no returns
A
Retailer 3
-
$11,621 SGD
£7,137 GBP
View
A
Retailer 4
-
$12,898 SGD
$10,060 USD
View
A
Retailer 5
-
$13,097 SGD
$10,215 USD
View
A
Retailer 6
-
$13,750 SGD
€10,214 EUR
View
A
Retailer 7
-
$16,936 SGD
£10,401 GBP
View
Most Expensive
B+
NZ Jewellers
1d74bd53-5d37-4414-b54c-5a443e32f71b · Oct 27
$21,571 SGD
$16,825 USD
View
7 more retailers have this diamond
Prices start from $11,113 SGDSave up to $10,459 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
1.31ct Round
$11,113 SGD