Round|Natural|GIA

0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1295188573

Certificate GIA 1295188573

Diamond specifications and retailer prices

From $310 USD
₹29,570 INR
As of October 29, 2026
Save $775 USD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,085 USD 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 $310 to $1,085, a $775 spread on the same certified stone. Diamond Quarter lists it at $1,085. 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
Color
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: $530 USD|Low: $308 USD|High: $1,003 USD|Avg: $552 USD|+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$310 USD
Retailer 7$406 USD
Retailer 6$435 USD
Retailer 3$462 USD
Retailer 8$471 USD
Retailer 1$530 USD
Retailer 9$565 USD
Retailer 4$692 USD
Retailer 5$992 USD

41 data points across 9 retailers

19 retailers$310 USD to $1,085 USD

A
Cheapest Retailer
-
$310 USD
₹29,570 INR
A
Retailer 2
-
$406 USD
View
A
Retailer 3
-
$429 USD
View
Price last confirmed 54 days ago
A
Retailer 4
-
$429 USD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$429 USD
View
A
Retailer 6
-
$429 USD
View
A
Retailer 7
-
$435 USD
View
A
Retailer 8
-
$445 USD
A$684 AUD
View
A
Retailer 9
-
$462 USD
View
A
Retailer 10
-
$462 USD
View
A
Retailer 11
-
$495 USD
View
Price last confirmed 52 days ago
A
Retailer 12
-
$495 USD
View
Price last confirmed 41 days ago
A
Retailer 13
-
$530 USD
£417 GBP
View
A
Retailer 14
-
$560 USD
View
A
Retailer 15
-
$565 USD
View
A
Retailer 16
-
$600 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
-
$692 USD
€659 EUR
View
B+
Retailer 18
-
$992 USD
£781 GBP
View
Most Expensive
B
Diamond Quarter
0.45SI2E12730647N · Oct 28
$1,085 USD
£854 GBP
View
18 more retailers have this diamond
Prices start from $310 USDSave up to $775 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
$310 USD