Round|Natural|GIA

0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6542063073

Certificate GIA 6542063073

Diamond specifications and retailer prices

From £223 GBP
₹28,330 INR
As of October 29, 2026
Save £902 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,304 GBP 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: £1,126 GBP|Low: £223 GBP|High: £1,289 GBP|Avg: £456 GBP|-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£223 GBP
Retailer 4£260 GBP
Retailer 12£263 GBP
Retailer 3£271 GBP
Retailer 5£282 GBP
Retailer 11£294 GBP
Retailer 7£316 GBP
Retailer 13£322 GBP
Retailer 2£380 GBP
Retailer 9£412 GBP
Retailer 10£499 GBP
Retailer 8£682 GBP
NZ Jewellers£1,126 GBP

31 data points across 13 retailers

17 retailers£223 GBP to £1,126 GBP

A
Cheapest Retailer
-
£223 GBP
₹28,330 INR
A
Retailer 2
-
£260 GBP
HK$2,700 HKD
View
A
Retailer 3
-
£263 GBP
$350 USD
View
A
Retailer 4
-
£271 GBP
$361 USD
View
Final sale: no returns
A
Retailer 5
-
£282 GBP
$375 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
£294 GBP
$391 USD
View
A
Retailer 7
-
£316 GBP
$421 USD
View
A
Retailer 8
-
£322 GBP
A$660 AUD
View
A
Retailer 9
-
£340 GBP
$453 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
£366 GBP
$488 USD
View
Price last confirmed 30 days ago
A
Retailer 11
-
£380 GBP
View
A
Retailer 12
-
£393 GBP
$523 USD
View
Price last confirmed 29 days ago
A
Retailer 13
-
£412 GBP
$549 USD
View
A
Retailer 14
-
£499 GBP
€633 EUR
View
B+
Retailer 15
-
£682 GBP
View
B
Retailer 16
-
£1,126 GBP
$1,499 USD
View
Most Expensive
B
NZ Jewellers
3dfe7906-35a9-48a0-9600-3ccaf3277029 · Sep 28
£1,304 GBP
$1,736 USD
View
Price last confirmed 31 days ago
16 more retailers have this diamond
Prices start from £223 GBPSave up to £902 GBP

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
£223 GBP