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Heart|Natural|GIA

0.31ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 2567746839

Certificate GIA 2567746839

Diamond specifications and retailer prices

From £276 GBP
$370 USD
As of November 2, 2026
Save £107 GBP (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £382 GBP at DreamStone · As of October 31, 2026
View at DreamStone

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded F 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 2567746839. Listed at 6 retailers as of October 31, 2026, with prices from £276 to £382, a £107 spread on the same certified stone. DreamStone lists it at £382. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.93°
Pavilion angle38.7°
OriginNatural
Grading LabGIA
CertificateGIA 2567746839
Dimensions4.13 × 4.69 × 2.73 mm
L/W Ratio1.14
Culet sizeNone
Top View
4.13 mm4.69 mm0.31 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2567746839
Side View
Table 59.0%Crown 36.93°Girdle: THN-VTKPavilion 38.7°Culet: NoneDepth 58.2%

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: Nov 2
Current: £382 GBP|Low: £276 GBP|High: £382 GBP|Avg: £333 GBP
DreamStone
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 4£276 GBP
Retailer 6£293 GBP
Retailer 5£335 GBP
Retailer 2£359 GBP
Retailer 3£378 GBP
DreamStone£382 GBP

6 data points across 6 retailers

6 retailers£276 GBP to £382 GBP

B+
Cheapest Retailer
-
£276 GBP
$370 USD
B+
Retailer 2
-
£293 GBP
SGD 532 SGD
View
B
Retailer 3
-
£335 GBP
$449 USD
View
B+
Retailer 4
-
£359 GBP
View
B
Retailer 5
-
£378 GBP
View
Most Expensive
B
DreamStone
2710471 · Oct 31
£382 GBP
$513 USD
View
5 more retailers have this diamond
Prices start from £276 GBPSave up to £107 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+
0.31ct Heart
£276 GBP