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Heart|Natural|GIA

1.54ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 1448897098

Certificate GIA 1448897098

Diamond specifications and retailer prices

From $7,799 AUD
HK$42,800 HKD
As of November 1, 2026
Save $9,775 AUD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $17,574 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1448897098. Listed at 18 retailers as of October 30, 2026, with prices from $7,799 to $17,574, a $9,775 spread on the same certified stone. NZ Jewellers lists it at $17,574. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1448897098
Dimensions6.73 × 7.93 × 4.67 mm
L/W Ratio1.18
Key to symbols
Twinning Wisp, Feather, Needle, Indented Natural
Top View
6.73 mm7.93 mm1.54 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1448897098
Side View
Table 58.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.9%

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: $17,574 AUD|Low: $7,744 AUD|High: $17,574 AUD|Avg: $10,821 AUD
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 13$7,799 AUD
Retailer 8$8,547 AUD
Retailer 5$9,110 AUD
Retailer 4$9,698 AUD
Retailer 16$9,699 AUD
Retailer 6$9,709 AUD
Retailer 10$9,831 AUD
Retailer 2$9,908 AUD
Retailer 14$10,198 AUD
Retailer 7$10,250 AUD
Retailer 17$10,508 AUD
Retailer 9$10,613 AUD
Retailer 15$10,668 AUD
Retailer 3$12,123 AUD
Retailer 12$12,910 AUD
Retailer 11$14,643 AUD
NZ Jewellers$17,574 AUD

25 data points across 17 retailers

18 retailers$7,799 AUD to $17,574 AUD

A
Cheapest Retailer
-
$7,799 AUD
HK$42,800 HKD
Retailer 2
-
$8,902 AUD
SGD 8,450 SGD
View
Price last confirmed 18 days ago
B+
Retailer 3
-
$9,110 AUD
$6,399 USD
View
B+
Retailer 4
-
$9,164 AUD
$6,437 USD
View
B+
Retailer 5
-
$9,698 AUD
$6,812 USD
View
Final sale: no returns
B+
Retailer 6
-
$9,699 AUD
$6,813 USD
View
B+
Retailer 7
-
$9,709 AUD
$6,820 USD
View
B+
Retailer 8
-
$9,831 AUD
£5,438 GBP
View
B+
Retailer 9
-
$9,908 AUD
£5,480 GBP
View
Retailer 10
-
$10,198 AUD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$10,250 AUD
$7,200 USD
View
B+
Retailer 12
-
$10,508 AUD
$7,381 USD
View
B+
Retailer 13
-
$10,668 AUD
$7,494 USD
View
B+
Retailer 14
-
$10,743 AUD
$7,546 USD
View
B+
Retailer 15
-
$12,123 AUD
$8,516 USD
View
B+
Retailer 16
-
$12,910 AUD
ZAR 146,502 ZAR
View
B
Retailer 17
-
$14,643 AUD
£8,099 GBP
View
Most Expensive
B
NZ Jewellers
d1e983d9-3c9d-4196-bdd2-7378c31d4fa5 · Oct 30
$17,574 AUD
$12,345 USD
View
17 more retailers have this diamond
Prices start from $7,799 AUDSave up to $9,775 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
$7,799 AUD