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Round|Natural|GIA

0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6542063073

Certificate GIA 6542063073

Diamond specifications and retailer prices

From $381 SGD
₹28,330 INR
As of October 29, 2026
Save $1,540 SGD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,225 SGD at NZ Jewellers · As of September 28, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542063073. Listed at 17 retailers as of October 26, 2026, with a 404% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6542063073
Dimensions4.88 × 4.90 × 3.06 mm
L/W Ratio1.00
Star length50%
Top View
4.88 mm4.90 mm0.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542063073
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.6%

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: $1,921 SGD|Low: $381 SGD|High: $2,201 SGD|Avg: $778 SGD|-11.8%
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
October 29, 2026
Retailer 6$381 SGD
Retailer 4$443 SGD
Retailer 12$449 SGD
Retailer 3$463 SGD
Retailer 5$481 SGD
Retailer 11$501 SGD
Retailer 7$540 SGD
Retailer 13$550 SGD
Retailer 2$649 SGD
Retailer 9$704 SGD
Retailer 10$852 SGD
Retailer 8$1,164 SGD
NZ Jewellers$1,921 SGD

31 data points across 13 retailers

17 retailers$381 SGD to $1,921 SGD

A
Cheapest Retailer
-
$381 SGD
₹28,330 INR
A
Retailer 2
-
$443 SGD
HK$2,700 HKD
View
A
Retailer 3
-
$449 SGD
$350 USD
View
A
Retailer 4
-
$463 SGD
$361 USD
View
Final sale: no returns
A
Retailer 5
-
$481 SGD
$375 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$501 SGD
$391 USD
View
A
Retailer 7
-
$540 SGD
$421 USD
View
A
Retailer 8
-
$550 SGD
A$660 AUD
View
A
Retailer 9
-
$581 SGD
$453 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$625 SGD
$488 USD
View
Price last confirmed 30 days ago
A
Retailer 11
-
$649 SGD
£399 GBP
View
A
Retailer 12
-
$670 SGD
$523 USD
View
Price last confirmed 29 days ago
A
Retailer 13
-
$704 SGD
$549 USD
View
A
Retailer 14
-
$852 SGD
€633 EUR
View
B+
Retailer 15
-
$1,164 SGD
£715 GBP
View
B
Retailer 16
-
$1,921 SGD
$1,499 USD
View
Most Expensive
B
NZ Jewellers
3dfe7906-35a9-48a0-9600-3ccaf3277029 · Sep 28
$2,225 SGD
$1,736 USD
View
Price last confirmed 31 days ago
16 more retailers have this diamond
Prices start from $381 SGDSave up to $1,540 SGD

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
$381 SGD