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Heart|Natural|GIA

1.50ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 2554956050

Certificate GIA 2554956050

Diamond specifications and retailer prices

From $5,727 NZD
As of November 6, 2026
Save $2,032 NZD (26%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,760 NZD at GemTrove · As of November 7, 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 G 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 2554956050. Listed at 6 retailers as of November 6, 2026, with prices from $5,727 to $7,760, a $2,032 spread on the same certified stone. GemTrove lists it at $7,760. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554956050
Dimensions7.37 × 7.72 × 4.43 mm
L/W Ratio1.05
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural, Natural
Top View
7.37 mm7.72 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554956050
Side View
Table 55.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.3%

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 6
Current: $5,727 NZD|Low: $5,727 NZD|High: $7,122 NZD|Avg: $6,390 NZD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 1$5,727 NZD
Retailer 3$5,960 NZD
Retailer 2$6,364 NZD
Retailer 4$6,992 NZD

45 data points across 4 retailers

6 retailers$5,727 NZD to $7,760 NZD

A
Cheapest Retailer
-
$5,727 NZD
A
Retailer 2
-
$5,960 NZD
View
A
Retailer 3
-
$6,364 NZD
View
A
Retailer 4
-
$6,992 NZD
View
A
Retailer 5
-
$7,284 NZD
View
Most Expensive
B+
GemTrove
GT-N-01269856-98 · Nov 7
$7,760 NZD
A$6,618 AUD
View
5 more retailers have this diamond
Prices start from $5,727 NZDSave up to $2,032 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
$5,727 NZD