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Heart|Natural|GIA

0.55ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 2528578585

Certificate GIA 2528578585

Diamond specifications and retailer prices

From £368 GBP
As of November 6, 2026
Save £641 GBP (64%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,009 GBP at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 0.55ct natural heart diamond

This 0.55ct natural heart sits in the half to three-quarter 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 2528578585. Listed at 5 retailers as of November 6, 2026, with prices from £368 to £1,009, a £641 spread on the same certified stone. Do Amore Diamonds lists it at £1,009. 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

0.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2528578585
Dimensions4.93 × 5.77 × 3.43 mm
L/W Ratio1.17
Top View
4.93 mm5.77 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2528578585
Side View
Table 56.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.4%

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 6
Current: £1,009 GBP|Low: £329 GBP|High: £1,136 GBP|Avg: £555 GBP|-11.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4£368 GBP
Retailer 3£398 GBP
Retailer 5£443 GBP
Retailer 2£492 GBP
Retailer 6£548 GBP
Do Amore Diamonds£1,009 GBP

33 data points across 6 retailers

5 retailers£368 GBP to £1,009 GBP

A
Cheapest Retailer
-
£368 GBP
Final sale: no returns
A
Retailer 2
-
£398 GBP
View
B+
Retailer 3
-
£443 GBP
View
B+
Retailer 4
-
£492 GBP
View
Most Expensive
B
Do Amore Diamonds
12-100759749054 · Nov 6
£1,009 GBP
$1,350 USD
View
4 more retailers have this diamond
Prices start from £368 GBPSave up to £641 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
0.55ct Heart
£368 GBP