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0.45ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1569598658

Certificate GIA 1569598658

Diamond specifications and retailer prices

From $312 USD
As of November 6, 2026
Save $1,347 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,659 USD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1569598658. Listed at 20 retailers as of November 4, 2026, with prices from $312 to $1,659, a $1,347 spread on the same certified stone. NZ Jewellers lists it at $1,659. 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

0.45
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1569598658
Dimensions4.97 × 4.99 × 2.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
4.97 mm4.99 mm0.45 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1569598658
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.1%

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: $1,659 USD|Low: $312 USD|High: $1,688 USD|Avg: $640 USD|-1.7%
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
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 2$312 USD
Retailer 8$365 USD
Retailer 12$371 USD
Retailer 19$385 USD
Retailer 9$433 USD
Retailer 7$451 USD
Retailer 14$457 USD
Retailer 5$466 USD
Retailer 18$475 USD
Retailer 11$500 USD
Retailer 15$531 USD
Retailer 17$558 USD
Retailer 3$593 USD
Retailer 10$622 USD
Retailer 6$628 USD
Retailer 16$702 USD
Retailer 13$871 USD
Retailer 20$998 USD
Retailer 4$1,223 USD
NZ Jewellers$1,659 USD

20 data points across 20 retailers

20 retailers$312 USD to $1,659 USD

A
Cheapest Retailer
-
$312 USD
A
Retailer 2
-
$365 USD
View
A
Retailer 3
-
$371 USD
View
A
Retailer 4
-
$385 USD
View
A
Retailer 5
-
$433 USD
View
A
Retailer 6
-
$451 USD
View
A
Retailer 7
-
$457 USD
View
A
Retailer 8
-
$466 USD
View
A
Retailer 9
-
$475 USD
View
A
Retailer 10
-
$500 USD
View
A
Retailer 11
-
$531 USD
View
B+
Retailer 12
-
$558 USD
View
B+
Retailer 13
-
$593 USD
View
B+
Retailer 14
-
$622 USD
View
B+
Retailer 15
-
$628 USD
View
B+
Retailer 16
-
$702 USD
View
B
Retailer 17
-
$871 USD
View
B
Retailer 18
-
$998 USD
View
B
Retailer 19
-
$1,223 USD
View
Most Expensive
B
NZ Jewellers
1b4a9c25-635c-4270-8aa4-d770726392f6 · Nov 4
$1,659 USD
View
19 more retailers have this diamond
Prices start from $312 USDSave up to $1,347 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
0.45ct Round
$312 USD