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Heart|Natural|GIA

1.51ct D VS1 Heart Natural Diamond

EX • D/VS1 • GIA 5221355318

Certificate GIA 5221355318

Diamond specifications and retailer prices

From £8,167 GBP
As of November 4, 2026
Save £6,504 GBP (44%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £14,671 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two 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 5221355318. Listed at 20 retailers as of November 4, 2026, with prices from £8,167 to £14,671, a £6,504 spread on the same certified stone. NZ Jewellers lists it at £14,671. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5221355318
Dimensions6.69 × 7.79 × 4.64 mm
L/W Ratio1.16
Top View
6.69 mm7.79 mm1.51 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5221355318
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.5%

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 4
Current: £9,432 GBP|Low: £7,631 GBP|High: £13,913 GBP|Avg: £9,957 GBP|+22.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4£7,977 GBP
Retailer 2£8,671 GBP
Retailer 11£8,803 GBP
Retailer 12£8,803 GBP
Retailer 3£8,876 GBP
Retailer 1£9,432 GBP
Retailer 7£9,579 GBP
Retailer 9£11,167 GBP
Retailer 10£11,167 GBP
Retailer 8£11,539 GBP
Retailer 5£12,843 GBP
Retailer 6£13,710 GBP

41 data points across 12 retailers

20 retailers£8,167 GBP to £14,671 GBP

B+
Cheapest Retailer
-
£8,167 GBP
B+
Retailer 2
-
£8,671 GBP
View
Retailer 3
-
£8,803 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£8,803 GBP
View
Final sale: no returns
B+
Retailer 5
-
£8,876 GBP
View
B+
Retailer 6
-
£9,394 GBP
View
B+
Retailer 7
-
£9,432 GBP
View
B+
Retailer 8
-
£9,536 GBP
View
Retailer 9
-
£9,579 GBP
View
Price last confirmed 14 days ago
B+
Retailer 10
-
£9,683 GBP
View
B+
Retailer 11
-
£9,732 GBP
View
B+
Retailer 12
-
£10,391 GBP
View
B+
Retailer 13
-
£10,490 GBP
View
B
Retailer 14
-
£11,004 GBP
View
B
Retailer 15
-
£11,167 GBP
View
B
Retailer 16
-
£11,167 GBP
View
B
Retailer 17
-
£11,539 GBP
View
B
Retailer 18
-
£12,843 GBP
View
B
Retailer 19
-
£13,710 GBP
View
Most Expensive
B
NZ Jewellers
9730a28b-1b27-4055-b9e6-acdd720ea9e2 · Nov 5
£14,671 GBP
$19,746 USD
View
19 more retailers have this diamond
Prices start from £8,167 GBPSave up to £6,504 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+
1.51ct Heart
£8,167 GBP