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Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

VG • D/SI1 • GIA 6405966890

Certificate GIA 6405966890

Diamond specifications and retailer prices

From $7,435 CAD
As of November 5, 2026
Save $10,796 CAD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $18,232 CAD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.53ct natural round diamond

This 1.53ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6405966890. Listed at 11 retailers as of November 5, 2026, with prices from $7,435 to $18,232, a $10,796 spread on the same certified stone. Diamond Quarter lists it at $18,232. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6405966890
Dimensions7.21 × 7.14 × 4.62 mm
L/W Ratio1.01
Top View
7.21 mm7.14 mm1.53 ctD / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6405966890
Side View
Table 57.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.4%

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: Nov 5
Current: $11,484 CAD|Low: $7,435 CAD|High: $14,456 CAD|Avg: $10,280 CAD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 7$7,435 CAD
Retailer 4$9,139 CAD
Retailer 5$9,360 CAD
Retailer 8$9,508 CAD
Retailer 2$10,216 CAD
Retailer 6$10,377 CAD
Retailer 1$11,484 CAD
Retailer 3$13,829 CAD

33 data points across 8 retailers

11 retailers$7,435 CAD to $18,232 CAD

A
Cheapest Retailer
-
$7,435 CAD
Retailer 2
-
$8,757 CAD
View
Price last confirmed 89 days ago
A
Retailer 3
-
$9,139 CAD
View
A
Retailer 4
-
$9,360 CAD
View
Retailer 5
-
$9,508 CAD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$10,216 CAD
View
Retailer 7
-
$10,377 CAD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
$11,217 CAD
View
B+
Retailer 9
-
$11,484 CAD
View
B+
Retailer 10
-
$13,829 CAD
View
Most Expensive
B
Diamond Quarter
1.53SI1D6490F964N · Nov 5
$18,232 CAD
£10,279 GBP
View
10 more retailers have this diamond
Prices start from $7,435 CADSave up to $10,796 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
1.53ct Round
$7,435 CAD