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Round|Natural|GIA

0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1295188573

Certificate GIA 1295188573

Diamond specifications and retailer prices

From $442 AUD
₹29,570 INR
As of October 29, 2026
Save $1,102 AUD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,544 AUD at Diamond Quarter · As of October 28, 2026
View at Diamond Quarter

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1295188573. Listed at 19 retailers as of October 28, 2026, with prices from $442 to $1,544, a $1,102 spread on the same certified stone. Diamond Quarter lists it at $1,544. 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1295188573
Dimensions4.99 × 4.95 × 3.00 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
4.99 mm4.95 mm0.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1295188573
Side View
Table 61.0%Crown 33.5°Girdle: THN-MEDPavilion 41.6°Culet: NoneDepth 60.4%

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: Oct 29
Current: $754 AUD|Low: $439 AUD|High: $1,428 AUD|Avg: $786 AUD|+6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$442 AUD
Retailer 7$578 AUD
Retailer 6$619 AUD
Retailer 3$658 AUD
Retailer 8$671 AUD
Retailer 1$754 AUD
Retailer 9$804 AUD
Retailer 4$985 AUD
Retailer 5$1,412 AUD

41 data points across 9 retailers

19 retailers$442 AUD to $1,544 AUD

A
Cheapest Retailer
-
$442 AUD
₹29,570 INR
A
Retailer 2
-
$578 AUD
$406 USD
View
Retailer 3
-
$611 AUD
$429 USD
View
Price last confirmed 54 days ago
Retailer 4
-
$611 AUD
$429 USD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$611 AUD
$429 USD
View
A
Retailer 6
-
$611 AUD
$429 USD
View
A
Retailer 7
-
$619 AUD
$435 USD
View
A
Retailer 8
-
$633 AUD
View
A
Retailer 9
-
$658 AUD
$462 USD
View
A
Retailer 10
-
$658 AUD
$462 USD
View
Retailer 11
-
$705 AUD
$495 USD
View
Price last confirmed 52 days ago
Retailer 12
-
$705 AUD
$495 USD
View
Price last confirmed 41 days ago
A
Retailer 13
-
$754 AUD
£417 GBP
View
A
Retailer 14
-
$797 AUD
$560 USD
View
A
Retailer 15
-
$804 AUD
$565 USD
View
Retailer 16
-
$853 AUD
$600 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
-
$985 AUD
€659 EUR
View
B+
Retailer 18
-
$1,412 AUD
£781 GBP
View
Most Expensive
B
Diamond Quarter
0.45SI2E12730647N · Oct 28
$1,544 AUD
£854 GBP
View
18 more retailers have this diamond
Prices start from $442 AUDSave up to $1,102 AUD

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
$442 AUD