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Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2554462236

Certificate GIA 2554462236

Diamond specifications and retailer prices

From $6,725 CAD
As of November 1, 2026
Save $8,216 CAD (55%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $14,941 CAD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct 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 2554462236. Listed at 27 retailers as of November 1, 2026, with prices from $6,725 to $14,941, a $8,216 spread on the same certified stone. NZ Jewellers lists it at $14,941. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554462236
Dimensions7.28 × 7.25 × 4.56 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.28 mm7.25 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554462236
Side View
Table 57.0%Crown 36°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.8%

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: $14,941 CAD|Low: $6,725 CAD|High: $14,941 CAD|Avg: $8,749 CAD|+3.9%
NZ Jewellers
Retailer 2
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Retailer 27
November 5, 2026
Retailer 3$6,725 CAD
Retailer 6$6,818 CAD
Retailer 7$6,861 CAD
Retailer 12$7,057 CAD
Retailer 26$7,061 CAD
Retailer 8$7,149 CAD
Retailer 14$7,469 CAD
Retailer 27$7,556 CAD
Retailer 18$7,814 CAD
Retailer 15$7,935 CAD
Retailer 9$7,989 CAD
Retailer 4$8,093 CAD
Retailer 5$8,093 CAD
Retailer 10$8,093 CAD
Retailer 16$8,188 CAD
Retailer 25$8,239 CAD
Retailer 21$8,512 CAD
Retailer 19$8,551 CAD
Retailer 17$8,852 CAD
Retailer 20$8,896 CAD
Retailer 22$9,187 CAD
Retailer 11$9,338 CAD
Retailer 2$9,521 CAD
Retailer 24$10,976 CAD
Retailer 13$12,945 CAD
Retailer 23$13,160 CAD
NZ Jewellers$14,941 CAD

31 data points across 27 retailers

27 retailers$6,725 CAD to $14,941 CAD

A
Cheapest Retailer
-
$6,725 CAD
A
Retailer 2
-
$6,818 CAD
View
A
Retailer 3
-
$6,861 CAD
View
A
Retailer 4
-
$7,057 CAD
View
A
Retailer 5
-
$7,061 CAD
View
A
Retailer 6
-
$7,149 CAD
View
A
Retailer 7
-
$7,343 CAD
View
A
Retailer 8
-
$7,556 CAD
View
B+
Retailer 9
-
$7,814 CAD
View
B+
Retailer 10
-
$7,935 CAD
View
B+
Retailer 11
-
$7,989 CAD
View
B+
Retailer 12
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$8,093 CAD
View
B+
Retailer 13
-
$8,093 CAD
View
Retailer 14
-
$8,093 CAD
View
Price last confirmed 8 days ago
Retailer 15
-
$8,188 CAD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$8,239 CAD
View
B+
Retailer 17
-
$8,512 CAD
View
Retailer 18
-
$8,551 CAD
View
Price last confirmed 34 days ago
B+
Retailer 19
-
$8,852 CAD
View
Retailer 20
-
$8,896 CAD
View
Price last confirmed 31 days ago
B+
Retailer 21
-
$9,187 CAD
View
B+
Retailer 22
-
$9,338 CAD
View
B+
Retailer 23
-
$9,521 CAD
View
B+
Retailer 24
-
$10,976 CAD
View
B
Retailer 25
-
$12,945 CAD
View
B
Retailer 26
-
$13,160 CAD
View
Most Expensive
B
NZ Jewellers
567a0f31-d2f5-4f2a-9708-cf85a34a9260 · Nov 2
$14,941 CAD
$10,698 USD
View
26 more retailers have this diamond
Prices start from $6,725 CADSave up to $8,216 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
$6,725 CAD