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Heart|Natural|GIA

1.31ct K VS1 Heart Natural Diamond

ID • K/VS1 • GIA 6545637560

Certificate GIA 6545637560

Diamond specifications and retailer prices

From £1,988 GBP
As of November 6, 2026
Save £2,386 GBP (55%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,374 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.31ct natural heart diamond

This 1.31ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545637560. Listed at 11 retailers as of November 5, 2026, with prices from £1,988 to £4,374, a £2,386 spread on the same certified stone. NZ Jewellers lists it at £4,374. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
K
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545637560
Dimensions7.64 × 6.50 × 4.52 mm
L/W Ratio1.18
Top View
7.64 mm6.50 mm1.31 ctK / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545637560
Side View
Table 57.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 59.2%

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: £4,374 GBP|Low: £1,987 GBP|High: £4,374 GBP|Avg: £2,543 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2£1,988 GBP
Retailer 3£2,013 GBP
Retailer 8£2,093 GBP
Retailer 10£2,093 GBP
Retailer 11£2,173 GBP
Retailer 5£2,214 GBP
Retailer 9£2,415 GBP
Retailer 4£2,436 GBP
Retailer 6£2,554 GBP
Retailer 7£3,656 GBP
NZ Jewellers£4,374 GBP

32 data points across 11 retailers

11 retailers£1,988 GBP to £4,374 GBP

A
Cheapest Retailer
-
£1,988 GBP
A
Retailer 2
-
£2,013 GBP
View
A
Retailer 3
-
£2,093 GBP
View
Retailer 4
-
£2,093 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£2,173 GBP
View
A
Retailer 6
-
£2,214 GBP
View
A
Retailer 7
-
£2,415 GBP
View
A
Retailer 8
-
£2,436 GBP
View
A
Retailer 9
-
£2,554 GBP
View
B+
Retailer 10
-
£3,656 GBP
View
Most Expensive
B
NZ Jewellers
ed1b3239-cfc4-4eff-b6d6-e9132e45d975 · Nov 5
£4,374 GBP
$5,855 USD
View
10 more retailers have this diamond
Prices start from £1,988 GBPSave up to £2,386 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
1.31ct Heart
£1,988 GBP