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Heart|Natural|GIA

1.54ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1555655110

Certificate GIA 1555655110

Diamond specifications and retailer prices

From $4,601 AUD
$3,232 USD
As of October 31, 2026
Save $1,754 AUD (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,355 AUD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555655110. Listed at 6 retailers as of October 31, 2026, with prices from $4,601 to $6,355, a $1,754 spread on the same certified stone. GemTrove lists it at $6,355. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555655110
Dimensions6.96 × 8.12 × 4.76 mm
L/W Ratio1.17
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Cloud, Needle
Top View
6.96 mm8.12 mm1.54 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555655110
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.6%

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: Oct 31
Current: $4,963 AUD|Low: $4,164 AUD|High: $5,688 AUD|Avg: $4,997 AUD|-12.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4$4,601 AUD
Retailer 3$4,684 AUD
Retailer 2$4,707 AUD
Retailer 1$4,963 AUD
Retailer 5$5,392 AUD

46 data points across 5 retailers

6 retailers$4,601 AUD to $6,355 AUD

A
Cheapest Retailer
-
$4,601 AUD
$3,232 USD
A
Retailer 2
-
$4,684 AUD
$3,290 USD
View
Final sale: no returns
A
Retailer 3
-
$4,707 AUD
₹314,892 INR
View
A
Retailer 4
-
$4,963 AUD
£2,745 GBP
View
A
Retailer 5
-
$5,392 AUD
SGD 5,118 SGD
View
Most Expensive
B+
GemTrove
GT-N-01269908-98 · Nov 2
$6,355 AUD
View
5 more retailers have this diamond
Prices start from $4,601 AUDSave up to $1,754 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
$4,601 AUD