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Round|Natural|GIA

1.43ct G IF Round Natural Diamond

EX • G/IF • GIA 1558356154

Certificate GIA 1558356154

Diamond specifications and retailer prices

From £5,006 GBP
HK$52,400 HKD
As of November 1, 2026
Save £6,437 GBP (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £11,443 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.43ct natural round diamond

This 1.43ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1558356154. Listed at 7 retailers as of October 30, 2026, with prices from £5,006 to £11,443, a £6,437 spread on the same certified stone. NZ Jewellers lists it at £11,443. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1558356154
Dimensions7.19 × 7.24 × 4.39 mm
L/W Ratio1.01
Top View
7.19 mm7.24 mm1.43 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558356154
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: £11,443 GBP|Low: £5,006 GBP|High: £12,141 GBP|Avg: £7,859 GBP|-5.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 5£5,006 GBP
Retailer 7£5,787 GBP
Retailer 4£6,842 GBP
Retailer 6£7,068 GBP
Retailer 2£7,373 GBP
Retailer 3£9,535 GBP
NZ Jewellers£11,443 GBP

31 data points across 7 retailers

7 retailers£5,006 GBP to £11,443 GBP

A+
Cheapest Retailer
-
£5,006 GBP
HK$52,400 HKD
Retailer 2
-
£5,787 GBP
SGD 10,478 SGD
View
Price last confirmed 20 days ago
A
Retailer 3
-
£6,842 GBP
$9,167 USD
View
A
Retailer 4
-
£7,068 GBP
$9,470 USD
View
A
Retailer 5
-
£7,373 GBP
€9,408 EUR
View
B+
Retailer 6
-
£9,535 GBP
View
Most Expensive
B+
NZ Jewellers
23e235c6-83c0-4036-96ce-98955435c5a7 · Oct 30
£11,443 GBP
$15,332 USD
View
6 more retailers have this diamond
Prices start from £5,006 GBPSave up to £6,437 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+
1.43ct Round
£5,006 GBP