CaratHunter
Plans
Round|Natural|GIA

0.45ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 6385677797

Certificate GIA 6385677797

Diamond specifications and retailer prices

From £282 GBP
As of November 5, 2026
Save £268 GBP (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £549 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.45ct natural round diamond

This 0.45ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6385677797. Listed at 12 retailers as of November 4, 2026, with prices from £282 to £549, a £268 spread on the same certified stone. MOH London lists it at £549. 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

0.45
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle33°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 6385677797
Dimensions4.82 × 4.81 × 3.09 mm
L/W Ratio1.00
Top View
4.82 mm4.81 mm0.45 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6385677797
Side View
Table 57.0%Crown 33°Girdle: ThickPavilion 42°Culet: NoneDepth 64.2%

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 5
Current: £549 GBP|Low: £227 GBP|High: £568 GBP|Avg: £335 GBP|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 9£227 GBP
Retailer 6£232 GBP
Retailer 11£282 GBP
Retailer 4£297 GBP
Retailer 10£297 GBP
Retailer 5£305 GBP
Retailer 8£306 GBP
Retailer 7£325 GBP
Retailer 3£370 GBP
Retailer 2£443 GBP
MOH London£549 GBP

24 data points across 11 retailers

12 retailers£282 GBP to £549 GBP

Retailer 1
-
£227 GBP
Price last confirmed 26 days ago
Retailer 2
-
£232 GBP
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£282 GBP
View
Retailer 4
-
£285 GBP
View
Price last confirmed 324 days ago
B+
Retailer 5
-
£297 GBP
View
B+
Retailer 6
-
£297 GBP
View
B+
Retailer 7
-
£305 GBP
View
B+
Retailer 8
-
£306 GBP
View
B+
Retailer 9
-
£325 GBP
View
B
Retailer 10
-
£379 GBP
View
B
Retailer 11
-
£443 GBP
View
Most Expensive
B
MOH London
40B343232 · Nov 4
£549 GBP
View
11 more retailers have this diamond
Prices start from £282 GBPSave up to £268 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+
0.45ct Round
£282 GBP