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Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6452477908

Certificate GIA 6452477908

Diamond specifications and retailer prices

From $7,346 CAD
As of November 6, 2026
Save $9,080 CAD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $16,426 CAD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6452477908. Listed at 23 retailers as of November 5, 2026, with prices from $7,346 to $16,426, a $9,080 spread on the same certified stone. Diamond Quarter lists it at $16,426. 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

1.50
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6452477908
Dimensions7.33 × 7.28 × 4.51 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.33 mm7.28 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6452477908
Side View
Table 62.0%Crown 33°Girdle: ThickPavilion 41.6°Culet: NoneDepth 61.7%

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: $10,815 CAD|Low: $7,346 CAD|High: $16,413 CAD|Avg: $10,267 CAD|-0.8%
Retailer 1
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
November 6, 2026
Retailer 15$7,346 CAD
Retailer 4$7,780 CAD
Retailer 9$8,205 CAD
Retailer 6$8,268 CAD
Retailer 16$8,757 CAD
Retailer 2$8,891 CAD
Retailer 8$8,891 CAD
Retailer 17$8,891 CAD
Retailer 11$9,257 CAD
Retailer 3$9,525 CAD
Retailer 5$10,258 CAD
Retailer 10$10,572 CAD
Retailer 14$10,687 CAD
Retailer 1$10,815 CAD
Retailer 18$10,815 CAD
Retailer 12$11,973 CAD
Retailer 13$14,420 CAD
Retailer 7$16,413 CAD

34 data points across 18 retailers

23 retailers$7,346 CAD to $16,426 CAD

A
Cheapest Retailer
-
$7,346 CAD
Retailer 2
-
$7,637 CAD
View
Price last confirmed 82 days ago
B+
Retailer 3
-
$7,754 CAD
View
B+
Retailer 4
-
$7,780 CAD
View
B+
Retailer 5
-
$8,205 CAD
View
Final sale: no returns
B+
Retailer 6
-
$8,268 CAD
View
B+
Retailer 7
-
$8,757 CAD
View
B+
Retailer 8
-
$8,891 CAD
View
Retailer 9
-
$8,891 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$8,891 CAD
View
B+
Retailer 11
-
$9,257 CAD
View
Retailer 12
-
$9,525 CAD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$9,757 CAD
View
B
Retailer 14
-
$10,040 CAD
View
B
Retailer 15
-
$10,258 CAD
View
B+
Retailer 16
-
$10,572 CAD
View
B+
Retailer 17
-
$10,687 CAD
View
Retailer 18
-
$10,815 CAD
View
Price last confirmed 14 days ago
B+
Retailer 19
-
$10,815 CAD
View
B
Retailer 20
-
$11,973 CAD
View
B
Retailer 21
-
$14,420 CAD
View
B
Retailer 22
-
$16,413 CAD
View
Most Expensive
B
Diamond Quarter
1.5SI1H6408683CN · Nov 5
$16,426 CAD
£9,261 GBP
View
22 more retailers have this diamond
Prices start from $7,346 CADSave up to $9,080 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
1.50ct Round
$7,346 CAD