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Heart|Natural|GIA

1.53ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 2544295324

Certificate GIA 2544295324

Diamond specifications and retailer prices

From £2,064 GBP
As of November 1, 2026
Save £2,250 GBP (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,314 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.53ct natural heart diamond

This 1.53ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544295324. Listed at 6 retailers as of November 1, 2026, with prices from £2,064 to £4,314, a £2,250 spread on the same certified stone. NZ Jewellers lists it at £4,314. 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

1.53
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.58°
Pavilion angle42.36°
OriginNatural
Grading LabGIA
CertificateGIA 2544295324
Dimensions6.77 × 7.96 × 4.81 mm
L/W Ratio1.18
Top View
6.77 mm7.96 mm1.53 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2544295324
Side View
Table 63.0%Crown 43.58°Girdle: THK-ETKPavilion 42.36°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £4,314 GBP|Low: £2,021 GBP|High: £4,380 GBP|Avg: £2,650 GBP|-1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7£2,021 GBP
Retailer 6£2,064 GBP
Retailer 2£2,067 GBP
Retailer 4£2,143 GBP
Retailer 5£2,173 GBP
Retailer 8£2,433 GBP
Retailer 9£2,634 GBP
Retailer 3£3,615 GBP
NZ Jewellers£4,314 GBP

29 data points across 9 retailers

6 retailers£2,064 GBP to £4,314 GBP

A
Cheapest Retailer
-
£2,064 GBP
A
Retailer 2
-
£2,067 GBP
View
A
Retailer 3
-
£2,143 GBP
View
A
Retailer 4
-
£2,173 GBP
View
B
Retailer 5
-
£3,615 GBP
View
Most Expensive
B
NZ Jewellers
a2164dec-fc65-4cdc-b217-846990f7101f · Nov 3
£4,314 GBP
$5,774 USD
View
5 more retailers have this diamond
Prices start from £2,064 GBPSave up to £2,250 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
1.53ct Heart
£2,064 GBP