Heart|Natural|GIA

1.51ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 2367408735

Certificate GIA 2367408735

Diamond specifications and retailer prices

From $10,561 NZD
HK$46,500 HKD
As of November 1, 2026
Save $13,052 NZD (55%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $23,612 NZD 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2367408735. Listed at 22 retailers as of October 30, 2026, with prices from $10,561 to $23,612, a $13,052 spread on the same certified stone. NZ Jewellers lists it at $23,612. 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

1.51
Carat
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2367408735
Dimensions6.74 × 8.00 × 4.75 mm
L/W Ratio1.19
Top View
6.74 mm8.00 mm1.51 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2367408735
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 59.4%

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: $23,612 NZD|Low: $10,470 NZD|High: $24,201 NZD|Avg: $15,468 NZD|-2.4%
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
Retailer 20
November 2, 2026
Retailer 15$10,561 NZD
Retailer 19$10,845 NZD
Retailer 4$10,937 NZD
Retailer 3$11,731 NZD
Retailer 11$11,792 NZD
Retailer 6$11,806 NZD
Retailer 7$11,835 NZD
Retailer 16$11,839 NZD
Retailer 5$11,904 NZD
Retailer 9$12,789 NZD
Retailer 8$12,986 NZD
Retailer 2$13,312 NZD
Retailer 12$13,868 NZD
Retailer 10$14,141 NZD
Retailer 18$14,141 NZD
Retailer 20$14,620 NZD
Retailer 17$14,757 NZD
Retailer 14$17,344 NZD
Retailer 13$19,674 NZD
NZ Jewellers$23,612 NZD

41 data points across 20 retailers

22 retailers$10,561 NZD to $23,612 NZD

A
Cheapest Retailer
-
$10,561 NZD
HK$46,500 HKD
A
Retailer 2
-
$10,845 NZD
$6,112 USD
View
A
Retailer 3
-
$10,937 NZD
$6,164 USD
View
B+
Retailer 4
-
$11,731 NZD
CA$9,183 CAD
View
B+
Retailer 5
-
$11,792 NZD
$6,646 USD
View
Final sale: no returns
B+
Retailer 6
-
$11,806 NZD
$6,654 USD
View
B+
Retailer 7
-
$11,835 NZD
$6,670 USD
View
B+
Retailer 8
-
$11,839 NZD
$6,673 USD
View
B+
Retailer 9
-
$11,904 NZD
$6,709 USD
View
B+
Retailer 10
-
$12,789 NZD
$7,208 USD
View
B+
Retailer 11
-
$12,986 NZD
$7,319 USD
View
B+
Retailer 12
-
$13,312 NZD
£5,908 GBP
View
Retailer 13
-
$13,868 NZD
A$12,025 AUD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
$14,141 NZD
$7,970 USD
View
B+
Retailer 15
-
$14,141 NZD
$7,970 USD
View
B+
Retailer 16
-
$14,600 NZD
$8,229 USD
View
B+
Retailer 17
-
$14,620 NZD
$8,240 USD
View
B+
Retailer 18
-
$14,757 NZD
$8,317 USD
View
Retailer 19
-
$15,939 NZD
$8,983 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
$17,344 NZD
ZAR 157,914 ZAR
View
B
Retailer 21
-
$19,674 NZD
£8,731 GBP
View
Most Expensive
B
NZ Jewellers
e6352072-abf6-4d1e-8db0-feff62e9198d · Oct 30
$23,612 NZD
$13,308 USD
View
21 more retailers have this diamond
Prices start from $10,561 NZDSave up to $13,052 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.

A
1.51ct Heart
$10,561 NZD