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Heart|Natural|GIA

1.51ct D VS1 Heart Natural Diamond

EX • D/VS1 • GIA 6545605176

Certificate GIA 6545605176

Diamond specifications and retailer prices

From $10,241 AUD
HK$56,200 HKD
As of November 1, 2026
Save $9,865 AUD (49%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $20,106 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545605176. Listed at 20 retailers as of October 30, 2026, with prices from $10,241 to $20,106, a $9,865 spread on the same certified stone. NZ Jewellers lists it at $20,106. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545605176
Dimensions6.85 × 7.74 × 4.90 mm
L/W Ratio1.13
Top View
6.85 mm7.74 mm1.51 ctD / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545605176
Side View
Table 58.0%CrownGirdle: MED-VTKPavilion 40.6°Culet: NoneDepth 63.3%

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: $20,106 AUD|Low: $10,241 AUD|High: $20,756 AUD|Avg: $13,817 AUD|-3.1%
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
Retailer 18
Retailer 19
November 2, 2026
Retailer 15$10,241 AUD
Retailer 5$10,350 AUD
Retailer 14$10,976 AUD
Retailer 16$11,450 AUD
Retailer 9$11,531 AUD
Retailer 3$11,637 AUD
Retailer 12$11,752 AUD
Retailer 6$11,759 AUD
Retailer 10$11,987 AUD
Retailer 7$12,119 AUD
Retailer 13$12,525 AUD
Retailer 2$12,962 AUD
Retailer 11$13,681 AUD
Retailer 17$13,866 AUD
Retailer 19$14,165 AUD
Retailer 8$15,632 AUD
Retailer 4$17,039 AUD
Retailer 18$19,329 AUD
NZ Jewellers$20,106 AUD

19 data points across 19 retailers

20 retailers$10,241 AUD to $20,106 AUD

A
Cheapest Retailer
-
$10,241 AUD
HK$56,200 HKD
A
Retailer 2
-
$10,350 AUD
$7,270 USD
View
A
Retailer 3
-
$10,976 AUD
$7,710 USD
View
A
Retailer 4
-
$11,450 AUD
€7,660 EUR
View
A
Retailer 5
-
$11,531 AUD
$8,100 USD
View
A
Retailer 6
-
$11,637 AUD
€7,785 EUR
View
A
Retailer 7
-
$11,752 AUD
$8,255 USD
View
Final sale: no returns
A
Retailer 8
-
$11,759 AUD
$8,260 USD
View
A
Retailer 9
-
$11,987 AUD
$8,420 USD
View
A
Retailer 10
-
$12,119 AUD
$8,513 USD
View
A
Retailer 11
-
$12,525 AUD
£6,928 GBP
View
A
Retailer 12
-
$12,962 AUD
£7,169 GBP
View
Retailer 13
-
$13,681 AUD
View
Price last confirmed 9 days ago
A
Retailer 14
-
$13,866 AUD
$9,740 USD
View
B+
Retailer 15
-
$14,165 AUD
View
B+
Retailer 16
-
$15,069 AUD
SGD 14,304 SGD
View
B+
Retailer 17
-
$15,632 AUD
$10,981 USD
View
B+
Retailer 18
-
$17,039 AUD
ZAR 193,363 ZAR
View
B+
Retailer 19
-
$19,329 AUD
£10,691 GBP
View
Most Expensive
B+
NZ Jewellers
19bc3f36-f1dc-4fd1-a8fc-e940818fba69 · Oct 30
$20,106 AUD
$14,123 USD
View
19 more retailers have this diamond
Prices start from $10,241 AUDSave up to $9,865 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
1.51ct Heart
$10,241 AUD