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Heart|Natural|GIA

0.31ct G SI1 Heart Natural Diamond

GD • G/SI1 • GIA 2557707886

Certificate GIA 2557707886

Diamond specifications and retailer prices

From £179 GBP
₹22,879 INR
As of November 2, 2026
Save £403 GBP (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £582 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2557707886. Listed at 14 retailers as of November 2, 2026, with prices from £179 to £582, a £403 spread on the same certified stone. MOH London lists it at £582. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
G
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishGood
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2557707886
Dimensions4.06 × 4.58 × 2.82 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather
Top View
4.06 mm4.58 mm0.31 ctG / SI1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceStrong
CertificateGIA 2557707886
Side View
Table 59.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 61.6%

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: £582 GBP|Low: £179 GBP|High: £590 GBP|Avg: £358 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2£179 GBP
Retailer 7£271 GBP
Retailer 3£326 GBP
Retailer 5£346 GBP
Retailer 4£391 GBP
Retailer 6£404 GBP
MOH London£582 GBP

41 data points across 7 retailers

14 retailers£179 GBP to £582 GBP

A
Cheapest Retailer
-
£179 GBP
₹22,879 INR
Retailer 2
-
£252 GBP
$338 USD
View
Price last confirmed 32 days ago
Retailer 3
-
£252 GBP
$338 USD
View
Price last confirmed 43 days ago
Retailer 4
-
£281 GBP
$377 USD
View
Price last confirmed 32 days ago
B
Retailer 5
-
£291 GBP
$390 USD
View
B
Retailer 6
-
£326 GBP
View
Retailer 7
-
£340 GBP
$456 USD
View
Price last confirmed 44 days ago
Retailer 8
-
£340 GBP
$456 USD
View
Price last confirmed 34 days ago
B
Retailer 9
-
£346 GBP
View
B
Retailer 10
-
£391 GBP
ZAR 8,476 ZAR
View
Retailer 11
-
£404 GBP
A$834 AUD
View
Price last confirmed 29 days ago
Most Expensive
C
MOH London
012E244A9 · Nov 2
£582 GBP
View
11 more retailers have this diamond
Prices start from £179 GBPSave up to £403 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
£179 GBP