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Heart|Natural|GIA

0.55ct H VS1 Heart Natural Diamond

EX • H/VS1 • GIA 6552620959

Certificate GIA 6552620959

Diamond specifications and retailer prices

From £477 GBP
As of November 6, 2026
Save £112 GBP (19%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £589 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 0.55ct natural heart diamond

This 0.55ct natural heart sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552620959. Listed at 4 retailers as of November 5, 2026, with prices from £477 to £589, a £112 spread on the same certified stone. 77 Diamonds lists it at £589. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
H
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552620959
Dimensions4.89 × 5.72 × 3.38 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
4.89 mm5.72 mm0.55 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552620959
Side View
Table 58.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £589 GBP|Low: £427 GBP|High: £595 GBP|Avg: £534 GBP|+1.7%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2£477 GBP
Retailer 3£483 GBP
Retailer 4£530 GBP
Retailer 5£573 GBP
77 Diamonds£589 GBP

39 data points across 5 retailers

4 retailers£477 GBP to £589 GBP

A
Cheapest Retailer
-
£477 GBP
A
Retailer 2
-
£483 GBP
View
Final sale: no returns
B+
Retailer 3
-
£530 GBP
View
Most Expensive
B+
77 Diamonds
HSCPTEHSBZAM · Nov 5
£589 GBP
View
3 more retailers have this diamond
Prices start from £477 GBPSave up to £112 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
£477 GBP