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Round|Natural|GIA

0.43ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 7566578792

Certificate GIA 7566578792

Diamond specifications and retailer prices

From £151 GBP
₹19,282 INR
As of October 31, 2026
Save £496 GBP (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £647 GBP at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 0.43ct natural round diamond

This 0.43ct 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 7566578792. Listed at 10 retailers as of October 30, 2026, with prices from £151 to £647, a £496 spread on the same certified stone. Diamond Exchange Canada lists it at £647. 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

0.43
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7566578792
Dimensions4.82 × 4.85 × 3.00 mm
L/W Ratio1.01
Top View
4.82 mm4.85 mm0.43 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7566578792
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.0%

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: Oct 31
Current: £647 GBP|Low: £151 GBP|High: £679 GBP|Avg: £300 GBP|-4.8%
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£151 GBP
Retailer 8£182 GBP
Retailer 6£215 GBP
Retailer 5£216 GBP
Retailer 10£228 GBP
Retailer 9£248 GBP
Retailer 7£282 GBP
Retailer 4£363 GBP
Retailer 2£365 GBP
Diamond Exchange Canada£647 GBP

23 data points across 10 retailers

10 retailers£151 GBP to £647 GBP

A
Cheapest Retailer
-
£151 GBP
₹19,282 INR
A
Retailer 2
-
£182 GBP
HK$1,900 HKD
View
A
Retailer 3
-
£215 GBP
$288 USD
View
A
Retailer 4
-
£216 GBP
SGD 392 SGD
View
A
Retailer 5
-
£228 GBP
SGD 413 SGD
View
A
Retailer 6
-
£248 GBP
A$510 AUD
View
A
Retailer 7
-
£282 GBP
$378 USD
View
A
Retailer 8
-
£363 GBP
€463 EUR
View
A
Retailer 9
-
£365 GBP
View
Most Expensive
B
Diamond Exchange Canada
1990276403 · Oct 30
£647 GBP
CA$1,204 CAD
View
9 more retailers have this diamond
Prices start from £151 GBPSave up to £496 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
0.43ct Round
£151 GBP