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Heart|Natural|HRD

0.31ct F SI2 Heart Natural Diamond

EX • F/SI2 • HRD 260000044004

Certificate HRD 260000044004

Diamond specifications and retailer prices

From £133 GBP
₹16,993 INR
As of November 2, 2026
Save £431 GBP (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £564 GBP at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000044004. Listed at 11 retailers as of October 30, 2026, with prices from £133 to £564, a £431 spread on the same certified stone. Diamond Exchange Canada lists it at £564. 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

0.31
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 260000044004
Dimensions4.27 × 4.72 × 2.66 mm
L/W Ratio1.11
Girdle conditionFaceted
Top View
4.27 mm4.72 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 260000044004
Side View
Table 59.0%CrownGirdle: MED-MEDPavilionCulet: NoneDepth 56.4%

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 2
Current: £564 GBP|Low: £133 GBP|High: £875 GBP|Avg: £353 GBP|-2.2%
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2£133 GBP
Retailer 11£190 GBP
Retailer 4£208 GBP
Retailer 9£211 GBP
Retailer 3£246 GBP
Retailer 10£255 GBP
Retailer 8£260 GBP
Retailer 7£371 GBP
Retailer 6£410 GBP
Retailer 5£437 GBP
Diamond Exchange Canada£564 GBP
Retailer 12£858 GBP

45 data points across 12 retailers

11 retailers£133 GBP to £564 GBP

A
Cheapest Retailer
-
£133 GBP
₹16,993 INR
A
Retailer 2
-
£190 GBP
$254 USD
View
A
Retailer 3
-
£211 GBP
$283 USD
View
A
Retailer 4
-
£246 GBP
$330 USD
View
B+
Retailer 5
-
£255 GBP
$342 USD
View
B+
Retailer 6
-
£260 GBP
View
B
Retailer 7
-
£371 GBP
€474 EUR
View
B
Retailer 8
-
£410 GBP
$550 USD
View
B
Retailer 9
-
£437 GBP
View
Most Expensive
B
Diamond Exchange Canada
1962456394 · Oct 30
£564 GBP
CA$1,050 CAD
View
9 more retailers have this diamond
Prices start from £133 GBPSave up to £431 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
0.31ct Heart
£133 GBP