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Radiant|Natural|GIA

1.50ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 1525404732

Certificate GIA 1525404732

Diamond specifications and retailer prices

From $8,162 CAD
$5,832 USD
As of October 29, 2026
Save $8,955 CAD (52%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $17,117 CAD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1525404732. Listed at 11 retailers as of October 27, 2026, with prices from $8,162 to $17,117, a $8,955 spread on the same certified stone. NZ Jewellers lists it at $17,117. 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
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.41°
Pavilion angle30.35°
OriginNatural
Grading LabGIA
CertificateGIA 1525404732
Dimensions7.00 × 5.58 × 3.94 mm
L/W Ratio1.25
Girdle conditionVery Thick
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
7.00 mm5.58 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525404732
Side View
Table 67.0%Crown 48.41°Girdle: THK-VTKPavilion 30.35°Culet: NDepth 70.6%

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: Oct 29
Current: $17,117 CAD|Low: $7,421 CAD|High: $17,117 CAD|Avg: $11,258 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$8,162 CAD
Retailer 9$9,447 CAD
Retailer 3$9,466 CAD
Retailer 2$9,837 CAD
Retailer 8$10,234 CAD
Retailer 7$10,392 CAD
Retailer 5$11,166 CAD
Retailer 10$11,808 CAD
Retailer 4$14,794 CAD
NZ Jewellers$17,117 CAD

42 data points across 10 retailers

11 retailers$8,162 CAD to $17,117 CAD

A
Cheapest Retailer
-
$8,162 CAD
$5,832 USD
Final sale: no returns
A
Retailer 2
-
$9,447 CAD
$6,750 USD
View
A
Retailer 3
-
$9,466 CAD
£5,326 GBP
View
A
Retailer 4
-
$9,837 CAD
£5,534 GBP
View
B+
Retailer 5
-
$10,234 CAD
$7,312 USD
View
B+
Retailer 6
-
$10,392 CAD
$7,425 USD
View
B+
Retailer 7
-
$10,461 CAD
$7,474 USD
View
B+
Retailer 8
-
$11,166 CAD
€7,598 EUR
View
B+
Retailer 9
-
$11,808 CAD
$8,437 USD
View
B
Retailer 10
-
$14,794 CAD
£8,323 GBP
View
Most Expensive
B
NZ Jewellers
acbf649e-b122-46a1-b9ee-3c700530ff51 · Oct 27
$17,117 CAD
$12,230 USD
View
10 more retailers have this diamond
Prices start from $8,162 CADSave up to $8,955 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 Radiant
$8,162 CAD