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Heart|Natural|GIA

1.55ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 2556188701

Certificate GIA 2556188701

Diamond specifications and retailer prices

From $4,702 AUD
$3,303 USD
As of October 31, 2026
Save $1,977 AUD (30%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,679 AUD at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.55ct natural heart diamond

This 1.55ct 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 2556188701. Listed at 7 retailers as of October 31, 2026, with prices from $4,702 to $6,679, a $1,977 spread on the same certified stone. GemTrove lists it at $6,679. 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

1.55
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2556188701
Dimensions7.00 × 8.18 × 4.83 mm
L/W Ratio1.17
Top View
7.00 mm8.18 mm1.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2556188701
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $4,904 AUD|Low: $4,328 AUD|High: $5,985 AUD|Avg: $5,211 AUD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$4,702 AUD
Retailer 3$4,786 AUD
Retailer 6$4,866 AUD
Retailer 1$4,904 AUD
Retailer 5$5,039 AUD
Retailer 2$5,072 AUD

45 data points across 6 retailers

7 retailers$4,702 AUD to $6,679 AUD

A
Cheapest Retailer
-
$4,702 AUD
$3,303 USD
A
Retailer 2
-
$4,786 AUD
$3,362 USD
View
Final sale: no returns
A
Retailer 3
-
$4,866 AUD
MYR 13,922 MYR
View
A
Retailer 4
-
$4,904 AUD
₹328,092 INR
View
A
Retailer 5
-
$5,039 AUD
SGD 4,783 SGD
View
A
Retailer 6
-
$5,072 AUD
£2,805 GBP
View
Most Expensive
A
GemTrove
GT-N-01269895-98 · Nov 2
$6,679 AUD
View
6 more retailers have this diamond
Prices start from $4,702 AUDSave up to $1,977 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
1.55ct Heart
$4,702 AUD