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Round|Natural|GIA

1.51ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6492695970

Certificate GIA 6492695970

Diamond specifications and retailer prices

From $7,311 CAD
As of November 4, 2026
Save $8,854 CAD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,166 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492695970. Listed at 18 retailers as of November 4, 2026, with prices from $7,311 to $16,166, a $8,854 spread on the same certified stone. NZ Jewellers lists it at $16,166. 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

1.51
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6492695970
Dimensions7.45 × 7.42 × 4.48 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.45 mm7.42 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6492695970
Side View
Table 58.0%Crown 32°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.4%

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 4
Current: $16,166 CAD|Low: $7,017 CAD|High: $16,166 CAD|Avg: $9,738 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
November 6, 2026
Retailer 10$7,311 CAD
Retailer 14$7,423 CAD
Retailer 12$7,637 CAD
Retailer 5$8,084 CAD
Retailer 3$8,628 CAD
Retailer 6$8,757 CAD
Retailer 11$8,757 CAD
Retailer 13$8,757 CAD
Retailer 2$9,117 CAD
Retailer 8$9,899 CAD
Retailer 7$10,007 CAD
Retailer 4$10,655 CAD
Retailer 9$14,201 CAD
NZ Jewellers$16,166 CAD

43 data points across 14 retailers

18 retailers$7,311 CAD to $16,166 CAD

A
Cheapest Retailer
-
$7,311 CAD
A
Retailer 2
-
$7,423 CAD
View
A
Retailer 3
-
$7,637 CAD
View
B+
Retailer 4
-
$7,935 CAD
View
B+
Retailer 5
-
$8,084 CAD
View
Final sale: no returns
B+
Retailer 6
-
$8,628 CAD
View
B+
Retailer 7
-
$8,757 CAD
View
Retailer 8
-
$8,757 CAD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$8,757 CAD
View
B+
Retailer 10
-
$9,117 CAD
View
B+
Retailer 11
-
$9,609 CAD
View
B+
Retailer 12
-
$9,609 CAD
View
B+
Retailer 13
-
$9,899 CAD
View
B
Retailer 14
-
$9,930 CAD
View
B
Retailer 15
-
$10,007 CAD
View
Retailer 16
-
$10,655 CAD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$14,201 CAD
View
Most Expensive
B
NZ Jewellers
a8bcc0aa-6120-4e93-99b0-72c672bdba76 · Nov 5
$16,166 CAD
$11,575 USD
View
17 more retailers have this diamond
Prices start from $7,311 CADSave up to $8,854 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
1.51ct Round
$7,311 CAD