Round|Natural|GIA

0.45ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6525634970

Certificate GIA 6525634970

Diamond specifications and retailer prices

From $264 USD
As of November 6, 2026
Save $1,155 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,419 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6525634970. Listed at 14 retailers as of November 4, 2026, with prices from $264 to $1,419, a $1,155 spread on the same certified stone. NZ Jewellers lists it at $1,419. 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
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6525634970
Dimensions4.93 × 4.90 × 3.01 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
4.93 mm4.90 mm0.45 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525634970
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.1%

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: $1,419 USD|Low: $264 USD|High: $1,480 USD|Avg: $562 USD|-4.1%
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
November 6, 2026
Retailer 2$264 USD
Retailer 6$320 USD
Retailer 14$370 USD
Retailer 3$397 USD
Retailer 5$397 USD
Retailer 4$404 USD
Retailer 12$413 USD
Retailer 7$471 USD
Retailer 11$498 USD
Retailer 13$500 USD
Retailer 10$501 USD
Retailer 8$673 USD
Retailer 9$853 USD
NZ Jewellers$1,419 USD

28 data points across 14 retailers

14 retailers$264 USD to $1,419 USD

A
Cheapest Retailer
-
$264 USD
A
Retailer 2
-
$320 USD
View
A
Retailer 3
-
$370 USD
View
Retailer 4
-
$397 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$397 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$404 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$413 USD
View
B+
Retailer 8
-
$471 USD
View
B+
Retailer 9
-
$498 USD
View
B+
Retailer 10
-
$500 USD
View
B+
Retailer 11
-
$501 USD
View
B+
Retailer 12
-
$673 USD
View
B
Retailer 13
-
$853 USD
View
Most Expensive
B
NZ Jewellers
169d1c33-e0d1-4e39-8a91-66574572a036 · Nov 4
$1,419 USD
View
13 more retailers have this diamond
Prices start from $264 USDSave up to $1,155 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
$264 USD