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Heart|Natural|GIA

1.50ct E SI2 Heart Natural Diamond

EX • E/SI2 • GIA 5543577160

Certificate GIA 5543577160

Diamond specifications and retailer prices

From $5,230 AUD
HK$28,700 HKD
As of October 29, 2026
Save $7,218 AUD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,448 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded E 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 5543577160. Listed at 16 retailers as of October 28, 2026, with prices from $5,230 to $12,448, a $7,218 spread on the same certified stone. Queensmith lists it at $12,448. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5543577160
Dimensions7.08 × 8.05 × 4.63 mm
L/W Ratio1.14
Top View
7.08 mm8.05 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5543577160
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.5%

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: Oct 29
Current: $12,448 AUD|Low: $5,230 AUD|High: $12,791 AUD|Avg: $7,908 AUD|-2.3%
Queensmith
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
October 30, 2026
Retailer 12$5,230 AUD
Retailer 8$5,682 AUD
Retailer 13$6,433 AUD
Retailer 2$6,587 AUD
Retailer 6$6,710 AUD
Retailer 10$6,825 AUD
Retailer 7$6,931 AUD
Retailer 11$6,970 AUD
Retailer 14$6,970 AUD
Retailer 5$7,185 AUD
Retailer 4$8,042 AUD
Retailer 9$11,161 AUD
Retailer 3$12,143 AUD
Queensmith$12,448 AUD

30 data points across 14 retailers

16 retailers$5,230 AUD to $12,448 AUD

A
Cheapest Retailer
-
$5,230 AUD
HK$28,700 HKD
A
Retailer 2
-
$5,682 AUD
₹380,110 INR
View
A
Retailer 3
-
$6,433 AUD
$4,519 USD
View
Final sale: no returns
A
Retailer 4
-
$6,587 AUD
£3,644 GBP
View
A
Retailer 5
-
$6,710 AUD
SGD 6,369 SGD
View
A
Retailer 6
-
$6,825 AUD
SGD 6,479 SGD
View
A
Retailer 7
-
$6,931 AUD
£3,833 GBP
View
Retailer 8
-
$6,970 AUD
$4,896 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$6,970 AUD
$4,896 USD
View
Price last confirmed 12 days ago
Retailer 10
-
$6,970 AUD
$4,896 USD
View
Price last confirmed 13 days ago
A
Retailer 11
-
$7,097 AUD
$4,985 USD
View
A
Retailer 12
-
$7,185 AUD
$5,047 USD
View
Retailer 13
-
$8,042 AUD
$5,649 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$11,161 AUD
£6,173 GBP
View
Retailer 15
-
$12,143 AUD
$8,530 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Queensmith
5543577160 · Oct 28
$12,448 AUD
£6,885 GBP
View
15 more retailers have this diamond
Prices start from $5,230 AUDSave up to $7,218 AUD

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
$5,230 AUD