Round|Natural|GIA

0.90ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 5536505721

Certificate GIA 5536505721

Diamond specifications and retailer prices

From $755 USD
As of November 6, 2026
Save $2,263 USD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,018 USD 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 5536505721. Listed at 17 retailers as of November 5, 2026, with prices from $755 to $3,018, a $2,263 spread on the same certified stone. NZ Jewellers lists it at $3,018. 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
FluorescenceFaint
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 5536505721
Dimensions6.01 × 5.96 × 3.87 mm
L/W Ratio1.01
Top View
6.01 mm5.96 mm0.90 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5536505721
Side View
Table 56.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 65.0%

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 6
Current: $3,018 USD|Low: $742 USD|High: $3,018 USD|Avg: $1,273 USD
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
Retailer 17
November 6, 2026
Retailer 17$755 USD
Retailer 13$790 USD
Retailer 9$805 USD
Retailer 4$872 USD
Retailer 15$875 USD
Retailer 5$882 USD
Retailer 3$905 USD
Retailer 16$918 USD
Retailer 7$953 USD
Retailer 8$1,006 USD
Retailer 12$1,109 USD
Retailer 6$1,139 USD
Retailer 10$1,243 USD
Retailer 11$1,409 USD
Retailer 14$1,760 USD
Retailer 2$2,286 USD
NZ Jewellers$3,018 USD

30 data points across 17 retailers

17 retailers$755 USD to $3,018 USD

A
Cheapest Retailer
-
$755 USD
A
Retailer 2
-
$790 USD
View
B+
Retailer 3
-
$805 USD
View
Final sale: no returns
B+
Retailer 4
-
$872 USD
View
A
Retailer 5
-
$875 USD
View
B+
Retailer 6
-
$882 USD
View
B+
Retailer 7
-
$905 USD
View
A
Retailer 8
-
$918 USD
View
B+
Retailer 9
-
$953 USD
View
B+
Retailer 10
-
$1,006 USD
View
B+
Retailer 11
-
$1,109 USD
View
B+
Retailer 12
-
$1,139 USD
View
B+
Retailer 13
-
$1,243 USD
View
B+
Retailer 14
-
$1,409 USD
View
B
Retailer 15
-
$1,760 USD
View
B
Retailer 16
-
$2,286 USD
View
Most Expensive
C
NZ Jewellers
49d693f6-2535-4023-9e32-4d87ac6efd3f · Nov 5
$3,018 USD
View
16 more retailers have this diamond
Prices start from $755 USDSave up to $2,263 USD

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
$755 USD