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Radiant|Natural|GIA

1.50ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6555386165

Certificate GIA 6555386165

Diamond specifications and retailer prices

From $8,057 CAD
$5,766 USD
As of November 2, 2026
Save $7,097 CAD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $15,155 CAD at NZ Jewellers · As of November 3, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555386165. Listed at 9 retailers as of November 2, 2026, with prices from $8,057 to $15,155, a $7,097 spread on the same certified stone. NZ Jewellers lists it at $15,155. 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
F
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle52.82°
Pavilion angle37.2°
OriginNatural
Grading LabGIA
CertificateGIA 6555386165
Dimensions7.41 × 5.78 × 4.00 mm
L/W Ratio1.28
Girdle conditionVery Thick
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.41 mm5.78 mm1.50 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555386165
Side View
Table 73.0%Crown 52.82°Girdle: THK-VTKPavilion 37.2°CuletDepth 69.1%

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 2
Current: $15,155 CAD|Low: $7,169 CAD|High: $16,095 CAD|Avg: $9,531 CAD|-5.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 13$7,169 CAD
Retailer 3$7,883 CAD
Retailer 10$8,057 CAD
Retailer 9$8,419 CAD
Retailer 6$8,477 CAD
Retailer 11$8,650 CAD
Retailer 5$8,738 CAD
Retailer 12$8,871 CAD
Retailer 2$9,061 CAD
Retailer 7$9,061 CAD
Retailer 4$9,546 CAD
Retailer 8$13,349 CAD
NZ Jewellers$15,155 CAD

21 data points across 13 retailers

9 retailers$8,057 CAD to $15,155 CAD

Retailer 1
-
$7,169 CAD
$5,130 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$8,057 CAD
$5,766 USD
View
A
Retailer 3
-
$8,419 CAD
$6,025 USD
View
A
Retailer 4
-
$8,477 CAD
£4,777 GBP
View
A
Retailer 5
-
$8,650 CAD
$6,190 USD
View
B+
Retailer 6
-
$9,061 CAD
$6,484 USD
View
B+
Retailer 7
-
$9,061 CAD
$6,484 USD
View
B
Retailer 8
-
$13,349 CAD
£7,522 GBP
View
Most Expensive
B
NZ Jewellers
98c30b6f-645e-4480-80ab-902fe16e71df · Nov 3
$15,155 CAD
$10,845 USD
View
8 more retailers have this diamond
Prices start from $8,057 CADSave up to $7,097 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
$8,057 CAD