Round|Natural|GIA

1.53ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1232503296

Certificate GIA 1232503296

Diamond specifications and retailer prices

From $7,660 CAD
As of November 1, 2026
Save $6,431 CAD (46%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $17,013 CAD at NZ Jewellers · As of September 28, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1232503296. Listed at 21 retailers as of November 1, 2026, with a 84% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1232503296
Dimensions7.34 × 7.29 × 4.53 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud
Top View
7.34 mm7.29 mm1.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232503296
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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 1
Current: $9,563 CAD|Low: $7,660 CAD|High: $14,347 CAD|Avg: $9,780 CAD|+1.5%
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 6$7,660 CAD
Retailer 2$8,011 CAD
Retailer 8$8,477 CAD
Retailer 13$8,479 CAD
Retailer 4$8,526 CAD
Retailer 5$9,040 CAD
Retailer 9$9,134 CAD
Retailer 7$9,184 CAD
Retailer 15$9,326 CAD
Retailer 1$9,563 CAD
Retailer 17$9,839 CAD
Retailer 10$10,109 CAD
Retailer 16$10,153 CAD
Retailer 18$10,153 CAD
Retailer 3$10,488 CAD
Retailer 14$11,173 CAD
Retailer 11$12,370 CAD
Retailer 12$14,092 CAD

45 data points across 18 retailers

21 retailers$7,660 CAD to $14,092 CAD

A
Cheapest Retailer
-
$7,660 CAD
A
Retailer 2
-
$8,011 CAD
View
B+
Retailer 3
-
$8,477 CAD
View
Final sale: no returns
Retailer 4
-
$8,479 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$8,526 CAD
View
B+
Retailer 6
-
$9,040 CAD
View
B+
Retailer 7
-
$9,134 CAD
View
B+
Retailer 8
-
$9,184 CAD
View
Retailer 9
-
$9,216 CAD
View
Price last confirmed 39 days ago
B+
Retailer 10
-
$9,326 CAD
View
B+
Retailer 11
-
$9,563 CAD
View
Retailer 12
-
$9,839 CAD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$10,109 CAD
View
B+
Retailer 14
-
$10,153 CAD
View
B+
Retailer 15
-
$10,153 CAD
View
B
Retailer 16
-
$10,488 CAD
View
Retailer 17
-
$10,634 CAD
View
Price last confirmed 38 days ago
Retailer 18
-
$11,173 CAD
View
Price last confirmed 14 days ago
B
Retailer 19
-
$12,370 CAD
View
B
Retailer 20
-
$14,092 CAD
View
Most Expensive
NZ Jewellers
31c363f7-2741-4b40-8324-1d435581678b · Sep 28
$17,013 CAD
$12,182 USD
View
Price last confirmed 39 days ago
20 more retailers have this diamond
Prices start from $7,660 CADSave up to $6,431 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
$7,660 CAD