Heart|Natural|GIA

1.50ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 7502744269

Certificate GIA 7502744269

Diamond specifications and retailer prices

From $11,423 NZD
$6,438 USD
As of October 31, 2026
Save $13,685 NZD (55%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $25,108 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct 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 7502744269. Listed at 24 retailers as of October 30, 2026, with prices from $11,423 to $25,108, a $13,685 spread on the same certified stone. NZ Jewellers lists it at $25,108. 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

1.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7502744269
Dimensions6.85 × 7.72 × 4.85 mm
L/W Ratio1.13
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather, Indented Natural, Natural
Top View
6.85 mm7.72 mm1.50 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7502744269
Side View
Table 61.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $20,922 NZD|Low: $11,382 NZD|High: $21,175 NZD|Avg: $14,521 NZD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$11,423 NZD
Retailer 6$11,900 NZD
Retailer 8$12,553 NZD
Retailer 10$12,555 NZD
Retailer 9$13,809 NZD
Retailer 3$14,046 NZD
Retailer 4$14,174 NZD
Retailer 7$14,401 NZD
Retailer 5$18,443 NZD
Retailer 1$20,922 NZD

41 data points across 10 retailers

24 retailers$11,423 NZD to $25,108 NZD

B+
Cheapest Retailer
-
$11,423 NZD
$6,438 USD
B+
Retailer 2
-
$11,647 NZD
$6,564 USD
View
B+
Retailer 3
-
$11,861 NZD
$6,685 USD
View
B+
Retailer 4
-
$11,900 NZD
$6,707 USD
View
B+
Retailer 5
-
$12,049 NZD
$6,791 USD
View
B+
Retailer 6
-
$12,553 NZD
$7,075 USD
View
B+
Retailer 7
-
$12,553 NZD
$7,075 USD
View
Final sale: no returns
B+
Retailer 8
-
$12,555 NZD
$7,076 USD
View
B+
Retailer 9
-
$13,371 NZD
$7,536 USD
View
B+
Retailer 10
-
$13,600 NZD
$7,665 USD
View
Retailer 11
-
$13,673 NZD
$7,706 USD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$13,809 NZD
$7,783 USD
View
B+
Retailer 13
-
$14,046 NZD
£6,233 GBP
View
B+
Retailer 14
-
$14,174 NZD
£6,290 GBP
View
Retailer 15
-
$14,401 NZD
A$12,487 AUD
View
Price last confirmed 11 days ago
B+
Retailer 16
-
$14,993 NZD
$8,450 USD
View
B+
Retailer 17
-
$14,993 NZD
$8,450 USD
View
B+
Retailer 18
-
$15,106 NZD
$8,514 USD
View
B+
Retailer 19
-
$15,162 NZD
$8,546 USD
View
B+
Retailer 20
-
$15,490 NZD
$8,730 USD
View
B+
Retailer 21
-
$15,692 NZD
$8,844 USD
View
B
Retailer 22
-
$18,443 NZD
ZAR 167,922 ZAR
View
B
Retailer 23
-
$20,922 NZD
£9,285 GBP
View
Most Expensive
B
NZ Jewellers
80dc7e36-6f02-483b-ab69-c21ecbfe7b8b · Oct 30
$25,108 NZD
$14,151 USD
View
23 more retailers have this diamond
Prices start from $11,423 NZDSave up to $13,685 NZD

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.

B+
1.50ct Heart
$11,423 NZD