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Round|Natural|GIA

1.43ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 2235599717

Certificate GIA 2235599717

Diamond specifications and retailer prices

From £3,986 GBP
As of November 1, 2026
Save £1,475 GBP (27%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £5,461 GBP at Jared · As of November 6, 2026
View at Jared

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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2235599717. Listed at 5 retailers as of November 1, 2026, with prices from £3,986 to £5,461, a £1,475 spread on the same certified stone. Jared lists it at £5,461. 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

1.43
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2235599717
Dimensions7.16 × 7.11 × 4.50 mm
L/W Ratio1.01
Top View
7.16 mm7.11 mm1.43 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235599717
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.1%

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: Nov 1
Current: £5,461 GBP|Low: £3,329 GBP|High: £5,461 GBP|Avg: £4,708 GBP
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 18, 2026
Retailer 10£3,329 GBP
Retailer 2£3,986 GBP
Retailer 6£4,062 GBP
Retailer 9£4,572 GBP
Retailer 4£4,807 GBP
Retailer 3£4,937 GBP
Retailer 7£5,283 GBP
Retailer 8£5,283 GBP
Retailer 5£5,357 GBP
Jared£5,461 GBP

3 data points across 10 retailers

5 retailers£3,986 GBP to £5,461 GBP

A
Cheapest Retailer
-
£3,986 GBP
B+
Retailer 2
-
£4,937 GBP
View
B
Retailer 3
-
£5,283 GBP
View
B
Retailer 4
-
£5,283 GBP
View
Most Expensive
B
Jared
156460676 · Nov 6
£5,461 GBP
$7,350 USD
View
4 more retailers have this diamond
Prices start from £3,986 GBPSave up to £1,475 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
£3,986 GBP