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Heart|Natural|GIA

0.31ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6561452001

Certificate GIA 6561452001

Diamond specifications and retailer prices

From £237 GBP
SGD 430 SGD
As of November 2, 2026
Save £115 GBP (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £352 GBP at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 GIA 6561452001. Listed at 6 retailers as of October 27, 2026, with prices from £237 to £352, a £115 spread on the same certified stone. Wholesale Diamonds Direct lists it at £352. 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
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle31.89°
Pavilion angle39.14°
OriginNatural
Grading LabGIA
CertificateGIA 6561452001
Dimensions4.22 × 4.72 × 2.69 mm
L/W Ratio1.12
Culet sizeNone
Top View
4.22 mm4.72 mm0.31 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6561452001
Side View
Table 60.0%Crown 31.89°Girdle: THN-VTKPavilion 39.14°Culet: NoneDepth 57.0%

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: £318 GBP|Low: £237 GBP|High: £352 GBP|Avg: £306 GBP|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Wholesale Diamonds Direct
November 2, 2026
Retailer 3£237 GBP
Retailer 2£305 GBP
Retailer 4£308 GBP
Retailer 1£318 GBP
Wholesale Diamonds Direct£352 GBP

20 data points across 5 retailers

6 retailers£237 GBP to £352 GBP

A
Cheapest Retailer
-
£237 GBP
SGD 430 SGD
B+
Retailer 2
-
£273 GBP
SGD 495 SGD
View
B+
Retailer 3
-
£305 GBP
View
B
Retailer 4
-
£308 GBP
$414 USD
View
B
Retailer 5
-
£318 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
524940028 · Oct 27
£352 GBP
$473 USD
View
5 more retailers have this diamond
Prices start from £237 GBPSave up to £115 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
£237 GBP