Radiant|Natural|GIA

1.51ct K SI1 Radiant Natural Diamond

EX • K/SI1 • GIA 7542569108

Certificate GIA 7542569108

Diamond specifications and retailer prices

From $5,023 CAD
As of November 5, 2026
Save $5,953 CAD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,976 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7542569108. Listed at 13 retailers as of November 5, 2026, with prices from $5,023 to $10,976, a $5,953 spread on the same certified stone. NZ Jewellers lists it at $10,976. 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

1.51
Carat
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.72°
OriginNatural
Grading LabGIA
CertificateGIA 7542569108
Dimensions7.61 × 5.82 × 3.96 mm
L/W Ratio1.31
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
7.61 mm5.82 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7542569108
Side View
Table 68.0%Crown 45.72°Girdle: MED-STKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,976 CAD|Low: $5,437 CAD|High: $10,976 CAD|Avg: $7,112 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 7$5,437 CAD
Retailer 6$5,708 CAD
Retailer 8$5,708 CAD
Retailer 9$5,708 CAD
Retailer 2$6,382 CAD
Retailer 10$6,586 CAD
Retailer 3$6,700 CAD
Retailer 4$7,686 CAD
Retailer 5$10,007 CAD
NZ Jewellers$10,976 CAD

45 data points across 10 retailers

13 retailers$5,023 CAD to $10,976 CAD

A
Cheapest Retailer
-
$5,023 CAD
B+
Retailer 2
-
$5,361 CAD
View
B+
Retailer 3
-
$5,437 CAD
View
Retailer 4
-
$5,708 CAD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$5,708 CAD
View
B+
Retailer 6
-
$5,708 CAD
View
B+
Retailer 7
-
$6,382 CAD
View
B+
Retailer 8
-
$6,413 CAD
View
B+
Retailer 9
-
$6,586 CAD
View
B+
Retailer 10
-
$6,700 CAD
View
B+
Retailer 11
-
$7,686 CAD
View
B
Retailer 12
-
$10,007 CAD
View
Most Expensive
B
NZ Jewellers
83745427-245a-4899-9d78-a2aad90a0f91 · Nov 5
$10,976 CAD
$7,803 USD
View
12 more retailers have this diamond
Prices start from $5,023 CADSave up to $5,953 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
1.51ct Radiant
$5,023 CAD