CaratHunter
Plans
Heart|Natural|GIA

1.54ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6531334930

Certificate GIA 6531334930

Diamond specifications and retailer prices

From $4,903 AUD
SGD 4,643 SGD
As of October 31, 2026
Save $4,885 AUD (50%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,787 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two carat band, graded F 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 6531334930. Listed at 9 retailers as of October 31, 2026, with prices from $4,903 to $9,787, a $4,885 spread on the same certified stone. MOH London lists it at $9,787. 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

1.54
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6531334930
Dimensions7.86 × 6.91 × 4.10 mm
L/W Ratio1.14
Top View
7.86 mm6.91 mm1.54 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531334930
Side View
Table 52.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.4%

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 31
Current: $9,787 AUD|Low: $4,321 AUD|High: $11,953 AUD|Avg: $6,765 AUD|-10.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$4,903 AUD
Retailer 9$5,241 AUD
Retailer 7$5,586 AUD
Retailer 5$5,642 AUD
Retailer 10$5,768 AUD
Retailer 3$5,813 AUD
Retailer 4$5,868 AUD
Retailer 11$6,284 AUD
Retailer 2$6,492 AUD
Retailer 8$9,707 AUD
MOH London$9,787 AUD

30 data points across 11 retailers

9 retailers$4,903 AUD to $9,787 AUD

A
Cheapest Retailer
-
$4,903 AUD
SGD 4,643 SGD
A
Retailer 2
-
$5,241 AUD
$3,673 USD
View
A
Retailer 3
-
$5,586 AUD
$3,915 USD
View
A
Retailer 4
-
$5,642 AUD
$3,954 USD
View
A
Retailer 5
-
$5,768 AUD
$4,042 USD
View
A
Retailer 6
-
$5,868 AUD
£3,238 GBP
View
A
Retailer 7
-
$6,492 AUD
$4,550 USD
View
B+
Retailer 8
-
$9,707 AUD
$6,803 USD
View
Most Expensive
B+
MOH London
988613A79 · Nov 1
$9,787 AUD
£5,401 GBP
View
8 more retailers have this diamond
Prices start from $4,903 AUDSave up to $4,885 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
1.54ct Heart
$4,903 AUD