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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 $553 NZD
₹29,570 INR
As of October 29, 2026
Save $1,379 NZD (71%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,932 NZD 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 $553 to $1,932, a $1,379 spread on the same certified stone. Diamond Quarter lists it at $1,932. 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: $943 NZD|Low: $549 NZD|High: $1,786 NZD|Avg: $984 NZD|+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$553 NZD
Retailer 7$723 NZD
Retailer 6$775 NZD
Retailer 3$823 NZD
Retailer 8$839 NZD
Retailer 1$943 NZD
Retailer 9$1,006 NZD
Retailer 4$1,232 NZD
Retailer 5$1,766 NZD

41 data points across 9 retailers

19 retailers$553 NZD to $1,932 NZD

A
Cheapest Retailer
-
$553 NZD
₹29,570 INR
A
Retailer 2
-
$723 NZD
$406 USD
View
Retailer 3
-
$764 NZD
$429 USD
View
Price last confirmed 55 days ago
Retailer 4
-
$764 NZD
$429 USD
View
Price last confirmed 42 days ago
A
Retailer 5
-
$764 NZD
$429 USD
View
A
Retailer 6
-
$764 NZD
$429 USD
View
A
Retailer 7
-
$775 NZD
$435 USD
View
A
Retailer 8
-
$792 NZD
A$684 AUD
View
A
Retailer 9
-
$823 NZD
$462 USD
View
A
Retailer 10
-
$823 NZD
$462 USD
View
Retailer 11
-
$881 NZD
$495 USD
View
Price last confirmed 53 days ago
Retailer 12
-
$881 NZD
$495 USD
View
Price last confirmed 41 days ago
A
Retailer 13
-
$943 NZD
£417 GBP
View
A
Retailer 14
-
$997 NZD
$560 USD
View
A
Retailer 15
-
$1,006 NZD
$565 USD
View
Retailer 16
-
$1,068 NZD
$600 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
-
$1,232 NZD
€659 EUR
View
B+
Retailer 18
-
$1,766 NZD
£781 GBP
View
Most Expensive
B
Diamond Quarter
0.45SI2E12730647N · Oct 28
$1,932 NZD
£854 GBP
View
18 more retailers have this diamond
Prices start from $553 NZDSave up to $1,379 NZD

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
$553 NZD