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Heart|Natural|GIA

1.50ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6435627586

Certificate GIA 6435627586

Diamond specifications and retailer prices

From £2,746 GBP
As of November 6, 2026
Save £3,222 GBP (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,969 GBP at NZ Jewellers · As of November 5, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6435627586. Listed at 13 retailers as of November 5, 2026, with prices from £2,746 to £5,969, a £3,222 spread on the same certified stone. NZ Jewellers lists it at £5,969. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6435627586
Dimensions7.48 × 7.77 × 4.39 mm
L/W Ratio1.04
Top View
7.48 mm7.77 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6435627586
Side View
Table 57.0%CrownGirdle: VTN-XTKPavilionCulet: NoneDepth 56.6%

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: £5,969 GBP|Low: £2,746 GBP|High: £5,969 GBP|Avg: £3,549 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 2£2,746 GBP
Retailer 11£2,988 GBP
Retailer 12£3,053 GBP
Retailer 13£3,162 GBP
Retailer 6£3,210 GBP
Retailer 8£3,372 GBP
Retailer 4£3,425 GBP
Retailer 5£3,425 GBP
Retailer 10£3,425 GBP
Retailer 7£3,854 GBP
Retailer 3£3,953 GBP
Retailer 9£5,441 GBP
NZ Jewellers£5,969 GBP

44 data points across 13 retailers

13 retailers£2,746 GBP to £5,969 GBP

A
Cheapest Retailer
-
£2,746 GBP
A
Retailer 2
-
£2,988 GBP
View
A
Retailer 3
-
£3,053 GBP
View
A
Retailer 4
-
£3,162 GBP
View
Final sale: no returns
A
Retailer 5
-
£3,210 GBP
View
A
Retailer 6
-
£3,372 GBP
View
Retailer 7
-
£3,425 GBP
View
Price last confirmed 8 days ago
A
Retailer 8
-
£3,425 GBP
View
A
Retailer 9
-
£3,425 GBP
View
A
Retailer 10
-
£3,854 GBP
View
B+
Retailer 11
-
£3,953 GBP
View
B+
Retailer 12
-
£5,441 GBP
View
Most Expensive
B
NZ Jewellers
ff9c20a5-566f-4bae-91f0-e60437e486f4 · Nov 5
£5,969 GBP
$7,989 USD
View
12 more retailers have this diamond
Prices start from £2,746 GBPSave up to £3,222 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
£2,746 GBP