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0.45ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2517333380

Certificate GIA 2517333380

Diamond specifications and retailer prices

From £237 GBP
As of November 5, 2026
Save £1,015 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,252 GBP at NZ Jewellers · As of November 4, 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 2517333380. Listed at 14 retailers as of November 4, 2026, with prices from £237 to £1,252, a £1,015 spread on the same certified stone. NZ Jewellers lists it at £1,252. 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
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2517333380
Dimensions4.90 × 4.86 × 3.07 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
4.90 mm4.86 mm0.45 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2517333380
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,252 GBP|Low: £237 GBP|High: £1,264 GBP|Avg: £463 GBP|-0.9%
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
Retailer 14
November 6, 2026
Retailer 7£237 GBP
Retailer 13£276 GBP
Retailer 6£279 GBP
Retailer 3£326 GBP
Retailer 5£348 GBP
Retailer 12£351 GBP
Retailer 4£355 GBP
Retailer 11£377 GBP
Retailer 2£399 GBP
Retailer 14£424 GBP
Retailer 10£448 GBP
Retailer 8£493 GBP
Retailer 9£753 GBP
NZ Jewellers£1,252 GBP

33 data points across 14 retailers

14 retailers£237 GBP to £1,252 GBP

A
Cheapest Retailer
-
£237 GBP
A
Retailer 2
-
£276 GBP
View
Retailer 3
-
£279 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
£326 GBP
View
Retailer 5
-
£348 GBP
View
Price last confirmed 10 days ago
A
Retailer 6
-
£351 GBP
View
Retailer 7
-
£355 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£377 GBP
View
A
Retailer 9
-
£399 GBP
View
A
Retailer 10
-
£424 GBP
View
A
Retailer 11
-
£448 GBP
View
A
Retailer 12
-
£493 GBP
View
B+
Retailer 13
-
£753 GBP
View
Most Expensive
B
NZ Jewellers
3a2c4ffb-a207-4fad-bfc4-a98155281173 · Nov 4
£1,252 GBP
$1,685 USD
View
13 more retailers have this diamond
Prices start from £237 GBPSave up to £1,015 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
£237 GBP