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Heart|Natural|GIA

0.55ct D VS1 Heart Natural Diamond

EX • D/VS1 • GIA 6421336995

Certificate GIA 6421336995

Diamond specifications and retailer prices

From £1,128 GBP
As of November 5, 2026
Save £647 GBP (36%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,775 GBP at Washington Diamond · As of November 6, 2026
View at Washington Diamond

About this 0.55ct natural heart diamond

This 0.55ct natural heart sits in the half to three-quarter carat band, graded D colour (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 6421336995. Listed at 7 retailers as of November 5, 2026, with prices from £1,128 to £1,775, a £647 spread on the same certified stone. Washington Diamond lists it at £1,775. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

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

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6421336995
Dimensions4.96 × 5.77 × 3.35 mm
L/W Ratio1.16
Top View
4.96 mm5.77 mm0.55 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6421336995
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,700 GBP|Low: £1,088 GBP|High: £2,220 GBP|Avg: £1,510 GBP|+10.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Washington Diamond
November 6, 2026
Retailer 6£1,128 GBP
Retailer 2£1,449 GBP
Retailer 3£1,449 GBP
Retailer 7£1,502 GBP
Retailer 5£1,553 GBP
Retailer 4£1,565 GBP
Retailer 1£1,700 GBP
Washington Diamond£1,775 GBP

43 data points across 8 retailers

7 retailers£1,128 GBP to £1,775 GBP

B+
Cheapest Retailer
-
£1,128 GBP
B
Retailer 2
-
£1,449 GBP
View
B
Retailer 3
-
£1,449 GBP
View
B
Retailer 4
-
£1,502 GBP
View
B
Retailer 5
-
£1,553 GBP
View
B
Retailer 6
-
£1,565 GBP
View
Most Expensive
B
Washington Diamond
1947490047 · Nov 6
£1,775 GBP
$2,376 USD
View
6 more retailers have this diamond
Prices start from £1,128 GBPSave up to £647 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+
0.55ct Heart
£1,128 GBP