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Round|Natural|GIA

1.50ct K I1 Round Natural Diamond

EX • K/I1 • GIA 6422643720

Certificate GIA 6422643720

Diamond specifications and retailer prices

From $2,411 CAD
As of November 5, 2026
Save $4,201 CAD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,612 CAD at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6422643720. Listed at 7 retailers as of November 5, 2026, with prices from $2,411 to $6,612, a $4,201 spread on the same certified stone. NZ Jewellers lists it at $6,612. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
K
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422643720
Dimensions7.28 × 7.31 × 4.56 mm
L/W Ratio1.00
Top View
7.28 mm7.31 mm1.50 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422643720
Side View
Table 56.0%Crown 35°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 5
Current: $6,612 CAD|Low: $2,411 CAD|High: $6,612 CAD|Avg: $3,450 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2$2,411 CAD
Retailer 6$2,856 CAD
Retailer 4$3,162 CAD
Retailer 5$3,162 CAD
Retailer 8$3,165 CAD
Retailer 3$3,309 CAD
Retailer 7$3,649 CAD
NZ Jewellers$6,612 CAD

41 data points across 8 retailers

7 retailers$2,411 CAD to $6,612 CAD

A
Cheapest Retailer
-
$2,411 CAD
B+
Retailer 2
-
$2,856 CAD
View
Retailer 3
-
$3,162 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$3,162 CAD
View
B+
Retailer 5
-
$3,309 CAD
View
B+
Retailer 6
-
$3,649 CAD
View
Most Expensive
B
NZ Jewellers
884c886c-b087-48e7-9b7a-18db6065c35b · Nov 5
$6,612 CAD
$4,734 USD
View
6 more retailers have this diamond
Prices start from $2,411 CADSave up to $4,201 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
$2,411 CAD