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Heart|Natural|GIA

1.50ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 2556195624

Certificate GIA 2556195624

Diamond specifications and retailer prices

From $4,676 NZD
SGD 3,561 SGD
As of October 31, 2026
Save $3,846 NZD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,521 NZD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556195624. Listed at 8 retailers as of October 27, 2026, with prices from $4,676 to $8,521, a $3,846 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,521. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.23°
Pavilion angle37.87°
OriginNatural
Grading LabGIA
CertificateGIA 2556195624
Dimensions6.65 × 7.81 × 4.66 mm
L/W Ratio1.17
Top View
6.65 mm7.81 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556195624
Side View
Table 60.0%Crown 41.23°Girdle: MED-THKPavilion 37.87°Culet: NoneDepth 59.7%

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: Oct 31
Current: $5,414 NZD|Low: $4,676 NZD|High: $9,064 NZD|Avg: $5,953 NZD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 2, 2026
Retailer 3$4,676 NZD
Retailer 7$4,964 NZD
Retailer 5$4,991 NZD
Retailer 1$5,414 NZD
Retailer 6$5,529 NZD
Retailer 4$5,944 NZD
Retailer 2$6,368 NZD
Wholesale Diamonds Direct$8,521 NZD

40 data points across 8 retailers

8 retailers$4,676 NZD to $8,521 NZD

A
Cheapest Retailer
-
$4,676 NZD
SGD 3,561 SGD
A
Retailer 2
-
$4,964 NZD
$2,798 USD
View
A
Retailer 3
-
$4,991 NZD
$2,813 USD
View
A
Retailer 4
-
$5,414 NZD
£2,403 GBP
View
A
Retailer 5
-
$5,529 NZD
SGD 4,211 SGD
View
A
Retailer 6
-
$5,740 NZD
$3,235 USD
View
A
Retailer 7
-
$5,944 NZD
$3,350 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
586833577 · Oct 27
$8,521 NZD
$4,803 USD
View
7 more retailers have this diamond
Prices start from $4,676 NZDSave up to $3,846 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
1.50ct Heart
$4,676 NZD