Round|Natural|GIA

1.53ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1509060220

Certificate GIA 1509060220

Diamond specifications and retailer prices

From $16,029 CAD
As of November 6, 2026
Save $10,292 CAD (39%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $26,320 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 top-tier cut grade and certified by GIA 1509060220. Listed at 11 retailers as of November 5, 2026, with prices from $16,029 to $26,320, a $10,292 spread on the same certified stone. NZ Jewellers lists it at $26,320. 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

1.53
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1509060220
Dimensions7.40 × 7.42 × 4.55 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.40 mm7.42 mm1.53 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509060220
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $26,320 CAD|Low: $16,029 CAD|High: $26,320 CAD|Avg: $20,132 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$16,029 CAD
Retailer 9$16,174 CAD
Retailer 3$17,174 CAD
Retailer 11$17,432 CAD
Retailer 2$17,818 CAD
Retailer 10$18,594 CAD
Retailer 8$19,611 CAD
Retailer 6$19,744 CAD
Retailer 4$23,040 CAD
Retailer 7$24,252 CAD
NZ Jewellers$26,320 CAD

44 data points across 11 retailers

11 retailers$16,029 CAD to $26,320 CAD

B+
Cheapest Retailer
-
$16,029 CAD
B+
Retailer 2
-
$16,174 CAD
View
Retailer 3
-
$17,174 CAD
View
Price last confirmed 14 days ago
Retailer 4
-
$17,432 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$17,818 CAD
View
B
Retailer 6
-
$18,594 CAD
View
B
Retailer 7
-
$19,611 CAD
View
B
Retailer 8
-
$19,744 CAD
View
B
Retailer 9
-
$23,040 CAD
View
B
Retailer 10
-
$24,252 CAD
View
Most Expensive
B
NZ Jewellers
313723fd-1d11-4e15-b394-fc24510bc0d4 · Nov 5
$26,320 CAD
$18,846 USD
View
10 more retailers have this diamond
Prices start from $16,029 CADSave up to $10,292 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.

B+
1.53ct Round
$16,029 CAD