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Round|Natural|GIA

0.48ct H SI1 Round Natural Diamond

VG • H/SI1 • GIA 1423765333

Certificate GIA 1423765333

Diamond specifications and retailer prices

From £472 GBP
As of November 4, 2026
Save £781 GBP (62%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,253 GBP at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

About this 0.48ct natural round diamond

This 0.48ct natural round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1423765333. Listed at 7 retailers as of November 4, 2026, with prices from £472 to £1,253, a £781 spread on the same certified stone. Diamond Quarter lists it at £1,253. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.48
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1423765333
Dimensions4.95 × 4.93 × 3.17 mm
L/W Ratio1.00
Top View
4.95 mm4.93 mm0.48 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1423765333
Side View
Table 55.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 64.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £640 GBP|Low: £472 GBP|High: £1,005 GBP|Avg: £752 GBP|+4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3£472 GBP
Retailer 6£597 GBP
Retailer 1£640 GBP
Retailer 2£765 GBP
Retailer 5£815 GBP
Retailer 4£991 GBP

44 data points across 6 retailers

7 retailers£472 GBP to £1,253 GBP

B+
Cheapest Retailer
-
£472 GBP
Retailer 2
-
£494 GBP
View
Price last confirmed 43 days ago
B
Retailer 3
-
£640 GBP
View
B
Retailer 4
-
£765 GBP
View
Retailer 5
-
£815 GBP
View
Price last confirmed 32 days ago
B
Retailer 6
-
£991 GBP
View
Most Expensive
B
Diamond Quarter
0.48SI1H1433264FN · Nov 6
£1,253 GBP
View
6 more retailers have this diamond
Prices start from £472 GBPSave up to £781 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.

B+
0.48ct Round
£472 GBP