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Heart|Natural|GIA

1.50ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 6532972978

Certificate GIA 6532972978

Diamond specifications and retailer prices

From £2,499 GBP
$3,349 USD
As of November 1, 2026
Save £3,588 GBP (59%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £6,087 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532972978. Listed at 16 retailers as of October 30, 2026, with prices from £2,499 to £6,087, a £3,588 spread on the same certified stone. NZ Jewellers lists it at £6,087. 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

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532972978
Dimensions6.88 × 7.93 × 4.73 mm
L/W Ratio1.15
Top View
6.88 mm7.93 mm1.50 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532972978
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £6,087 GBP|Low: £2,411 GBP|High: £6,087 GBP|Avg: £3,650 GBP|+1.0%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 5£2,499 GBP
Retailer 3£2,674 GBP
Retailer 16£2,894 GBP
Retailer 12£3,165 GBP
Retailer 13£3,165 GBP
Retailer 14£3,165 GBP
Retailer 4£3,194 GBP
Retailer 17£3,357 GBP
Retailer 2£3,408 GBP
Retailer 7£3,567 GBP
Retailer 8£3,567 GBP
Retailer 15£3,653 GBP
Retailer 6£3,687 GBP
Retailer 10£3,953 GBP
Retailer 9£4,093 GBP
Retailer 11£5,565 GBP
NZ Jewellers£6,087 GBP

34 data points across 17 retailers

16 retailers£2,499 GBP to £6,087 GBP

A
Cheapest Retailer
-
£2,499 GBP
$3,349 USD
A
Retailer 2
-
£2,674 GBP
$3,583 USD
View
A
Retailer 3
-
£2,894 GBP
$3,878 USD
View
Final sale: no returns
A
Retailer 4
-
£3,165 GBP
$4,241 USD
View
B+
Retailer 5
-
£3,165 GBP
$4,241 USD
View
B+
Retailer 6
-
£3,165 GBP
$4,241 USD
View
B+
Retailer 7
-
£3,194 GBP
$4,280 USD
View
B+
Retailer 8
-
£3,357 GBP
$4,498 USD
View
B+
Retailer 9
-
£3,408 GBP
View
B+
Retailer 10
-
£3,567 GBP
$4,780 USD
View
B+
Retailer 11
-
£3,567 GBP
$4,780 USD
View
B+
Retailer 12
-
£3,653 GBP
$4,894 USD
View
B+
Retailer 13
-
£3,687 GBP
$4,940 USD
View
B+
Retailer 14
-
£3,953 GBP
€5,044 EUR
View
B
Retailer 15
-
£5,565 GBP
View
Most Expensive
B
NZ Jewellers
f15c8918-75db-4d52-8a8a-a096d573564d · Oct 30
£6,087 GBP
$8,156 USD
View
15 more retailers have this diamond
Prices start from £2,499 GBPSave up to £3,588 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
1.50ct Heart
£2,499 GBP