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Heart|Natural|GIA

2.40ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 1427656540

Certificate GIA 1427656540

Diamond specifications and retailer prices

From £14,495 GBP
$19,303 USD
As of October 29, 2026
Save £3,911 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £18,406 GBP at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 2.4ct natural heart diamond

This 2.4ct natural heart sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1427656540. Listed at 3 retailers as of October 29, 2026, with prices from £14,495 to £18,406, a £3,911 spread on the same certified stone. 77 Diamonds lists it at £18,406. 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

2.40
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.73°
Pavilion angle41.16°
OriginNatural
Grading LabGIA
CertificateGIA 1427656540
Dimensions7.41 × 9.07 × 5.74 mm
L/W Ratio1.22
Top View
7.41 mm9.07 mm2.40 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1427656540
Side View
Table 60.0%Crown 39.73°Girdle: ThickPavilion 41.16°CuletDepth 63.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: £18,406 GBP|Low: £14,361 GBP|High: £18,593 GBP|Avg: £16,156 GBP|+1.5%
77 Diamonds
Retailer 2
Retailer 3
October 30, 2026
Retailer 2£14,495 GBP
Retailer 3£15,571 GBP
77 Diamonds£18,406 GBP

36 data points across 3 retailers

3 retailers£14,495 GBP to £18,406 GBP

B+
Cheapest Retailer
-
£14,495 GBP
$19,303 USD
B
Retailer 2
-
£15,571 GBP
$20,736 USD
View
Most Expensive
B
77 Diamonds
HSZWCFFENGC · Oct 30
£18,406 GBP
View
2 more retailers have this diamond
Prices start from £14,495 GBPSave up to £3,911 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+
2.40ct Heart
£14,495 GBP