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Heart|Natural|GIA

0.54ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6522137314

Certificate GIA 6522137314

Diamond specifications and retailer prices

From £457 GBP
As of November 6, 2026
Save £132 GBP (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £589 GBP at 77 Diamonds · As of November 5, 2026
View at 77 Diamonds

About this 0.54ct natural heart diamond

This 0.54ct natural heart sits in the half to three-quarter carat band, graded D 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 6522137314. Listed at 3 retailers as of November 5, 2026, with prices from £457 to £589, a £132 spread on the same certified stone. 77 Diamonds lists it at £589. 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

0.54
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522137314
Dimensions4.81 × 5.68 × 3.39 mm
L/W Ratio1.18
Top View
4.81 mm5.68 mm0.54 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522137314
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £589 GBP|Low: £363 GBP|High: £621 GBP|Avg: £497 GBP|-3.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5£363 GBP
Retailer 2£457 GBP
Retailer 4£510 GBP
Retailer 3£575 GBP
77 Diamonds£589 GBP

40 data points across 5 retailers

3 retailers£457 GBP to £589 GBP

A
Cheapest Retailer
-
£457 GBP
Final sale: no returns
Retailer 2
-
£575 GBP
View
Price last confirmed 22 days ago
Most Expensive
B+
77 Diamonds
HSCPZXVMXQRK · Nov 5
£589 GBP
View
2 more retailers have this diamond
Prices start from £457 GBPSave up to £132 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
0.54ct Heart
£457 GBP