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Round|Natural|GIA

0.90ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 1558242021

Certificate GIA 1558242021

Diamond specifications and retailer prices

From $1,036 CAD
As of November 6, 2026
Save $3,380 CAD (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,416 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1558242021. Listed at 17 retailers as of November 5, 2026, with prices from $1,036 to $4,416, a $3,380 spread on the same certified stone. NZ Jewellers lists it at $4,416. 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

0.90
Carat
K
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 1558242021
Dimensions5.94 × 6.03 × 3.85 mm
L/W Ratio1.02
Girdle conditionFaceted
Key to symbols
Crystal
Top View
5.94 mm6.03 mm0.90 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1558242021
Side View
Table 58.0%Crown 38°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.3%

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 6
Current: $4,416 CAD|Low: $1,036 CAD|High: $4,416 CAD|Avg: $1,955 CAD|+26.8%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 5$1,036 CAD
Retailer 11$1,168 CAD
Retailer 8$1,258 CAD
Retailer 6$1,377 CAD
Retailer 7$1,427 CAD
Retailer 9$1,448 CAD
Retailer 13$1,458 CAD
Retailer 16$1,580 CAD
Retailer 3$1,626 CAD
Retailer 10$1,676 CAD
Retailer 4$1,964 CAD
Retailer 15$1,972 CAD
Retailer 12$2,063 CAD
Retailer 14$2,575 CAD
Retailer 2$3,346 CAD
NZ Jewellers$4,416 CAD

25 data points across 16 retailers

17 retailers$1,036 CAD to $4,416 CAD

A
Cheapest Retailer
-
$1,036 CAD
A
Retailer 2
-
$1,168 CAD
View
A
Retailer 3
-
$1,258 CAD
View
B+
Retailer 4
-
$1,377 CAD
View
Retailer 5
-
$1,427 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$1,448 CAD
View
B+
Retailer 7
-
$1,458 CAD
View
Retailer 8
-
$1,462 CAD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$1,580 CAD
View
B+
Retailer 10
-
$1,626 CAD
View
B+
Retailer 11
-
$1,676 CAD
View
B
Retailer 12
-
$1,964 CAD
View
B+
Retailer 13
-
$1,972 CAD
View
B
Retailer 14
-
$2,063 CAD
View
B
Retailer 15
-
$2,575 CAD
View
B
Retailer 16
-
$3,346 CAD
View
Most Expensive
C
NZ Jewellers
2242df72-53f1-4102-b6f8-e40cc2fbb2a0 · Nov 5
$4,416 CAD
$3,162 USD
View
16 more retailers have this diamond
Prices start from $1,036 CADSave up to $3,380 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
0.90ct Round
$1,036 CAD