Heart|Natural|GIA

0.54ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 7538221238

Certificate GIA 7538221238

Diamond specifications and retailer prices

From £448 GBP
As of November 6, 2026
Save £1,073 GBP (71%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,520 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 7538221238. Listed at 16 retailers as of November 5, 2026, with prices from £448 to £1,520, a £1,073 spread on the same certified stone. NZ Jewellers lists it at £1,520. 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
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7538221238
Dimensions4.99 × 5.57 × 3.25 mm
L/W Ratio1.12
Top View
4.99 mm5.57 mm0.54 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7538221238
Side View
Table 57.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 58.4%

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: £1,520 GBP|Low: £409 GBP|High: £1,520 GBP|Avg: £709 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 11£448 GBP
Retailer 6£504 GBP
Retailer 4£522 GBP
Retailer 12£560 GBP
Retailer 5£578 GBP
Retailer 7£591 GBP
Retailer 2£592 GBP
Retailer 10£607 GBP
Retailer 3£624 GBP
Retailer 13£728 GBP
Retailer 8£748 GBP
Retailer 9£1,118 GBP
NZ Jewellers£1,520 GBP

38 data points across 13 retailers

16 retailers£448 GBP to £1,520 GBP

A
Cheapest Retailer
-
£448 GBP
Final sale: no returns
A
Retailer 2
-
£485 GBP
View
B+
Retailer 3
-
£504 GBP
View
B+
Retailer 4
-
£522 GBP
View
Retailer 5
-
£522 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£560 GBP
View
B+
Retailer 7
-
£578 GBP
View
B+
Retailer 8
-
£591 GBP
View
B+
Retailer 9
-
£592 GBP
View
B+
Retailer 10
-
£607 GBP
View
B+
Retailer 11
-
£624 GBP
View
B
Retailer 12
-
£667 GBP
View
Retailer 13
-
£728 GBP
View
Price last confirmed 33 days ago
B+
Retailer 14
-
£748 GBP
View
B
Retailer 15
-
£1,118 GBP
View
Most Expensive
B
NZ Jewellers
efdd6707-39fd-43eb-b48a-24b3831df5a3 · Nov 5
£1,520 GBP
$2,035 USD
View
15 more retailers have this diamond
Prices start from £448 GBPSave up to £1,073 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
£448 GBP