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Heart|Natural|GIA

1.50ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 5533798390

Certificate GIA 5533798390

Diamond specifications and retailer prices

From £2,904 GBP
HK$30,400 HKD
As of November 1, 2026
Save £3,196 GBP (52%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £6,100 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5533798390. Listed at 19 retailers as of November 1, 2026, with prices from £2,904 to £6,100, a £3,196 spread on the same certified stone. MOH London lists it at £6,100. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5533798390
Dimensions7.27 × 7.89 × 4.55 mm
L/W Ratio1.09
Top View
7.27 mm7.89 mm1.50 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5533798390
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 57.6%

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: £6,100 GBP|Low: £2,875 GBP|High: £6,406 GBP|Avg: £4,035 GBP|-1.6%
MOH London
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 2, 2026
Retailer 9£2,904 GBP
Retailer 7£3,108 GBP
Retailer 10£3,376 GBP
Retailer 11£3,418 GBP
Retailer 12£3,535 GBP
Retailer 3£3,689 GBP
Retailer 6£3,824 GBP
Retailer 4£3,859 GBP
Retailer 5£3,889 GBP
Retailer 2£4,334 GBP
Retailer 8£4,708 GBP
MOH London£6,100 GBP
Retailer 13£6,406 GBP

35 data points across 13 retailers

19 retailers£2,904 GBP to £6,100 GBP

A
Cheapest Retailer
-
£2,904 GBP
HK$30,400 HKD
A
Retailer 2
-
£3,108 GBP
₹396,654 INR
View
A
Retailer 3
-
£3,376 GBP
$4,523 USD
View
A
Retailer 4
-
£3,418 GBP
SGD 6,188 SGD
View
A
Retailer 5
-
£3,535 GBP
$4,736 USD
View
Final sale: no returns
A
Retailer 6
-
£3,553 GBP
$4,761 USD
View
A
Retailer 7
-
£3,556 GBP
$4,765 USD
View
Retailer 8
-
£3,689 GBP
SGD 6,679 SGD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£3,739 GBP
A$7,708 AUD
View
B+
Retailer 10
-
£3,824 GBP
View
Retailer 11
-
£3,830 GBP
$5,132 USD
View
Price last confirmed 17 days ago
Retailer 12
-
£3,830 GBP
$5,132 USD
View
Price last confirmed 14 days ago
Retailer 13
-
£3,830 GBP
$5,132 USD
View
Price last confirmed 16 days ago
B+
Retailer 14
-
£3,859 GBP
$5,170 USD
View
Retailer 15
-
£3,889 GBP
A$8,016 AUD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
£4,334 GBP
€5,530 EUR
View
Retailer 17
-
£4,420 GBP
$5,922 USD
View
Price last confirmed 14 days ago
B+
Retailer 18
-
£4,708 GBP
ZAR 101,914 ZAR
View
Most Expensive
B
MOH London
BC9AAB811 · Nov 1
£6,100 GBP
View
18 more retailers have this diamond
Prices start from £2,904 GBPSave up to £3,196 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
£2,904 GBP