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1.31ct G SI2 Round Natural Diamond

EX • G/SI2 • IGI 802616808

Shape and cutting style on the report: Round brilliant

Certificate IGI 802616808

Diamond specifications and retailer prices

From $4,125 CAD
$2,953 USD
As of October 30, 2026
Save $4,963 CAD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,088 CAD at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 802616808. Listed at 13 retailers as of October 30, 2026, with prices from $4,125 to $9,088, a $4,963 spread on the same certified stone. NZ Jewellers lists it at $9,088. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 802616808
Dimensions6.92 × 6.98 × 4.35 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.92 mm6.98 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 802616808
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.6%

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 30
Current: $9,088 CAD|Low: $3,623 CAD|High: $9,088 CAD|Avg: $5,230 CAD|+9.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 6$3,666 CAD
Retailer 5$4,125 CAD
Retailer 3$4,235 CAD
Retailer 4$4,403 CAD
Retailer 14$4,726 CAD
Retailer 11$4,772 CAD
Retailer 9$4,787 CAD
Retailer 7$4,858 CAD
Retailer 12$4,907 CAD
Retailer 10$4,982 CAD
Retailer 13$5,453 CAD
Retailer 2$6,106 CAD
Retailer 8$8,808 CAD
NZ Jewellers$9,088 CAD

39 data points across 14 retailers

13 retailers$4,125 CAD to $9,088 CAD

A
Cheapest Retailer
-
$4,125 CAD
$2,953 USD
A
Retailer 2
-
$4,235 CAD
$3,032 USD
View
A
Retailer 3
-
$4,403 CAD
$3,152 USD
View
Final sale: no returns
A
Retailer 4
-
$4,726 CAD
$3,383 USD
View
A
Retailer 5
-
$4,772 CAD
$3,416 USD
View
A
Retailer 6
-
$4,787 CAD
$3,427 USD
View
A
Retailer 7
-
$4,858 CAD
£2,739 GBP
View
A
Retailer 8
-
$4,907 CAD
$3,513 USD
View
A
Retailer 9
-
$4,982 CAD
$3,567 USD
View
A
Retailer 10
-
$5,453 CAD
$3,904 USD
View
B+
Retailer 11
-
$6,106 CAD
€4,163 EUR
View
B
Retailer 12
-
$8,808 CAD
£4,965 GBP
View
Most Expensive
B
NZ Jewellers
51072c9b-ddcc-4ecb-a9ce-42999253959d · Oct 30
$9,088 CAD
$6,506 USD
View
12 more retailers have this diamond
Prices start from $4,125 CADSave up to $4,963 CAD

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
$4,125 CAD