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Radiant|Natural|GIA

1.31ct D SI1 Radiant Natural Diamond

ID • D/SI1 • GIA 6561542175

Certificate GIA 6561542175

Diamond specifications and retailer prices

From $7,165 CAD
As of November 6, 2026
Save $8,542 CAD (54%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $15,708 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.31ct natural radiant diamond

This 1.31ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561542175. Listed at 24 retailers as of November 5, 2026, with prices from $7,165 to $15,708, a $8,542 spread on the same certified stone. NZ Jewellers lists it at $15,708. 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
D
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.74°
Pavilion angle54.25°
OriginNatural
Grading LabGIA
CertificateGIA 6561542175
Dimensions7.60 × 5.38 × 3.70 mm
L/W Ratio1.41
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
7.60 mm5.38 mm1.31 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561542175
Side View
Table 62.0%Crown 47.74°Girdle: STK-STKPavilion 54.25°Culet: NoneDepth 68.8%

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: Nov 6
Current: $15,708 CAD|Low: $7,093 CAD|High: $15,708 CAD|Avg: $9,809 CAD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 18$7,165 CAD
Retailer 12$7,182 CAD
Retailer 17$7,800 CAD
Retailer 5$7,947 CAD
Retailer 19$8,331 CAD
Retailer 9$8,667 CAD
Retailer 6$8,714 CAD
Retailer 2$8,919 CAD
Retailer 13$9,111 CAD
Retailer 10$9,227 CAD
Retailer 4$9,392 CAD
Retailer 7$9,537 CAD
Retailer 11$9,614 CAD
Retailer 3$9,741 CAD
Retailer 14$10,203 CAD
Retailer 15$11,458 CAD
Retailer 8$13,605 CAD
Retailer 16$13,799 CAD
NZ Jewellers$15,708 CAD

23 data points across 19 retailers

24 retailers$7,165 CAD to $15,708 CAD

A
Cheapest Retailer
-
$7,165 CAD
A
Retailer 2
-
$7,182 CAD
View
B+
Retailer 3
-
$7,800 CAD
View
B+
Retailer 4
-
$7,923 CAD
View
B+
Retailer 5
-
$7,947 CAD
View
B+
Retailer 6
-
$8,191 CAD
View
B+
Retailer 7
-
$8,331 CAD
View
B+
Retailer 8
-
$8,667 CAD
View
Final sale: no returns
Retailer 9
-
$8,669 CAD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$8,714 CAD
View
B+
Retailer 11
-
$8,919 CAD
View
B+
Retailer 12
-
$9,111 CAD
View
B+
Retailer 13
-
$9,227 CAD
View
B+
Retailer 14
-
$9,392 CAD
View
B+
Retailer 15
-
$9,537 CAD
View
B
Retailer 16
-
$9,614 CAD
View
B
Retailer 17
-
$9,616 CAD
View
B+
Retailer 18
-
$9,741 CAD
View
B+
Retailer 19
-
$10,203 CAD
View
B
Retailer 20
-
$10,836 CAD
View
B
Retailer 21
-
$11,458 CAD
View
B
Retailer 22
-
$13,605 CAD
View
B
Retailer 23
-
$13,799 CAD
View
Most Expensive
B
NZ Jewellers
84cb34aa-0d74-4df5-a106-0b0c567a3de4 · Nov 5
$15,708 CAD
$11,167 USD
View
23 more retailers have this diamond
Prices start from $7,165 CADSave up to $8,542 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 Radiant
$7,165 CAD