Round|Natural|GIA

0.46ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6502381378

Certificate GIA 6502381378

Diamond specifications and retailer prices

From £337 GBP
As of November 4, 2026
Save £486 GBP (59%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,368 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 6502381378. Listed at 25 retailers as of November 4, 2026, with a 144% 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

0.46
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6502381378
Dimensions4.88 × 4.91 × 3.09 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
4.88 mm4.91 mm0.46 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502381378
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.1%

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 4
Current: £438 GBP|Low: £348 GBP|High: £834 GBP|Avg: £499 GBP|+5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 6£348 GBP
Retailer 8£395 GBP
Retailer 1£438 GBP
Retailer 7£460 GBP
Retailer 2£490 GBP
Retailer 3£505 GBP
Retailer 4£533 GBP
Retailer 5£822 GBP

43 data points across 8 retailers

25 retailers£337 GBP to £822 GBP

Retailer 1
-
£323 GBP
Price last confirmed 50 days ago
Retailer 2
-
£323 GBP
View
Price last confirmed 29 days ago
Retailer 3
-
£323 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
£337 GBP
View
Retailer 5
-
£348 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£348 GBP
View
Price last confirmed 38 days ago
Retailer 7
-
£348 GBP
View
Price last confirmed 22 days ago
Retailer 8
-
£373 GBP
View
Price last confirmed 45 days ago
Retailer 9
-
£373 GBP
View
Price last confirmed 28 days ago
Retailer 10
-
£373 GBP
View
Price last confirmed 17 days ago
A
Retailer 11
-
£373 GBP
View
B+
Retailer 12
-
£409 GBP
View
B+
Retailer 13
-
£409 GBP
View
B+
Retailer 14
-
£410 GBP
View
B+
Retailer 15
-
£424 GBP
View
B+
Retailer 16
-
£438 GBP
View
B+
Retailer 17
-
£460 GBP
View
B+
Retailer 18
-
£490 GBP
View
B+
Retailer 19
-
£505 GBP
View
B+
Retailer 20
-
£533 GBP
View
B
Retailer 21
-
£822 GBP
View
Retailer 22
-
£1,368 GBP
View
Price under review
Retailer 23
-
£1,368 GBP
View
Price under review
Retailer 24
-
£1,368 GBP
View
Price under review
Most Expensive
NZ Jewellers
5c0c226c-8536-4d6f-a439-3696317167de · Nov 4
£1,368 GBP
$1,841 USD
View
Price under review
24 more retailers have this diamond
Prices start from £337 GBPSave up to £486 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
£337 GBP