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Heart|Natural|GIA

1.50ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 7551083284

Certificate GIA 7551083284

Diamond specifications and retailer prices

From $6,711 NZD
As of November 6, 2026
Save $2,785 NZD (29%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,495 NZD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551083284. Listed at 8 retailers as of November 6, 2026, with prices from $6,711 to $9,495, a $2,785 spread on the same certified stone. GemTrove lists it at $9,495. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551083284
Dimensions6.98 × 7.98 × 4.74 mm
L/W Ratio1.14
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Natural
Top View
6.98 mm7.98 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551083284
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: 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 6
Current: $7,039 NZD|Low: $6,171 NZD|High: $9,128 NZD|Avg: $7,503 NZD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$6,711 NZD
Retailer 3$6,885 NZD
Retailer 7$7,005 NZD
Retailer 1$7,039 NZD
Retailer 2$7,152 NZD
Retailer 6$7,192 NZD
Retailer 5$7,977 NZD

42 data points across 7 retailers

8 retailers$6,711 NZD to $9,495 NZD

A
Cheapest Retailer
-
$6,711 NZD
A
Retailer 2
-
$6,885 NZD
View
Final sale: no returns
A
Retailer 3
-
$7,005 NZD
View
A
Retailer 4
-
$7,039 NZD
View
A
Retailer 5
-
$7,152 NZD
View
A
Retailer 6
-
$7,192 NZD
View
A
Retailer 7
-
$7,977 NZD
View
Most Expensive
B+
GemTrove
GT-N-01269746-98 · Nov 6
$9,495 NZD
A$8,098 AUD
View
7 more retailers have this diamond
Prices start from $6,711 NZDSave up to $2,785 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
$6,711 NZD