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Round|Natural|GIA

0.46ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2506370465

Certificate GIA 2506370465

Diamond specifications and retailer prices

From £196 GBP
As of November 6, 2026
Save £872 GBP (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,068 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.46ct natural round diamond

This 0.46ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2506370465. Listed at 10 retailers as of November 4, 2026, with prices from £196 to £1,068, a £872 spread on the same certified stone. NZ Jewellers lists it at £1,068. 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

0.46
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2506370465
Dimensions4.98 × 5.00 × 3.04 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
4.98 mm5.00 mm0.46 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2506370465
Side View
Table 57.0%Crown 33°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.0%

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: Nov 6
Current: £196 GBP|Low: £196 GBP|High: £651 GBP|Avg: £393 GBP|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1£196 GBP
Retailer 5£311 GBP
Retailer 2£361 GBP
Retailer 3£449 GBP
Retailer 4£642 GBP

41 data points across 5 retailers

10 retailers£196 GBP to £1,068 GBP

A
Cheapest Retailer
-
£196 GBP
A
Retailer 2
-
£279 GBP
View
Retailer 3
-
£291 GBP
View
Price last confirmed 10 days ago
A
Retailer 4
-
£311 GBP
View
A
Retailer 5
-
£361 GBP
View
B+
Retailer 6
-
£375 GBP
View
B+
Retailer 7
-
£395 GBP
View
B+
Retailer 8
-
£449 GBP
View
B
Retailer 9
-
£642 GBP
View
Most Expensive
B
NZ Jewellers
44c840de-1be2-4a20-a47f-567424faad0a · Nov 4
£1,068 GBP
$1,438 USD
View
9 more retailers have this diamond
Prices start from £196 GBPSave up to £872 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
0.46ct Round
£196 GBP