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Heart|Natural|GIA

1.50ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1547502593

Certificate GIA 1547502593

Diamond specifications and retailer prices

From £2,362 GBP
As of November 6, 2026
Save £1,060 GBP (31%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £3,423 GBP at GemTrove · As of November 6, 2026
View at GemTrove

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 1547502593. Listed at 7 retailers as of November 6, 2026, with prices from £2,362 to £3,423, a £1,060 spread on the same certified stone. GemTrove lists it at £3,423. 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
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1547502593
Dimensions6.83 × 8.08 × 4.76 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Needle, Indented Natural
Top View
6.83 mm8.08 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1547502593
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.9%

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: £2,514 GBP|Low: £2,177 GBP|High: £3,067 GBP|Avg: £2,609 GBP|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4£2,362 GBP
Retailer 3£2,406 GBP
Retailer 6£2,444 GBP
Retailer 1£2,514 GBP
Retailer 2£2,524 GBP
Retailer 5£2,795 GBP

44 data points across 6 retailers

7 retailers£2,362 GBP to £3,423 GBP

A
Cheapest Retailer
-
£2,362 GBP
A
Retailer 2
-
£2,406 GBP
View
Final sale: no returns
A
Retailer 3
-
£2,444 GBP
View
A
Retailer 4
-
£2,514 GBP
View
A
Retailer 5
-
£2,524 GBP
View
A
Retailer 6
-
£2,795 GBP
View
Most Expensive
A
GemTrove
GT-N-01269644-98 · Nov 6
£3,423 GBP
A$7,048 AUD
View
6 more retailers have this diamond
Prices start from £2,362 GBPSave up to £1,060 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
£2,362 GBP