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Round|Natural|GIA

1.58ct M SI1 Round Natural Diamond

VG • M/SI1 • GIA 1478296138

Certificate GIA 1478296138

Diamond specifications and retailer prices

From $5,723 CAD
As of November 4, 2026
Save $6,392 CAD (53%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $12,116 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.58ct natural round diamond

This 1.58ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1478296138. Listed at 9 retailers as of November 4, 2026, with prices from $5,723 to $12,116, a $6,392 spread on the same certified stone. NZ Jewellers lists it at $12,116. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.58
Carat
M
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1478296138
Dimensions7.28 × 7.26 × 4.67 mm
L/W Ratio1.00
Top View
7.28 mm7.26 mm1.58 ctM / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1478296138
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $12,116 CAD|Low: $5,052 CAD|High: $12,116 CAD|Avg: $7,287 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 4$5,052 CAD
Retailer 7$5,723 CAD
Retailer 12$5,860 CAD
Retailer 6$6,194 CAD
Retailer 8$6,563 CAD
Retailer 9$6,563 CAD
Retailer 11$6,563 CAD
Retailer 10$7,572 CAD
Retailer 3$7,757 CAD
Retailer 5$8,134 CAD
Retailer 2$8,838 CAD
NZ Jewellers$12,116 CAD

26 data points across 12 retailers

9 retailers$5,723 CAD to $12,116 CAD

B
Cheapest Retailer
-
$5,723 CAD
B
Retailer 2
-
$6,194 CAD
View
B
Retailer 3
-
$6,563 CAD
View
Retailer 4
-
$6,563 CAD
View
Price last confirmed 8 days ago
B
Retailer 5
-
$6,563 CAD
View
B
Retailer 6
-
$7,572 CAD
View
B
Retailer 7
-
$8,134 CAD
View
B
Retailer 8
-
$8,838 CAD
View
Most Expensive
C
NZ Jewellers
34de757d-7c3a-4b3b-a904-7ad3c7ae5d67 · Nov 5
$12,116 CAD
$8,675 USD
View
8 more retailers have this diamond
Prices start from $5,723 CADSave up to $6,392 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.

B
1.58ct Round
$5,723 CAD