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Heart|Natural|GIA

1.50ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6532541638

Certificate GIA 6532541638

Diamond specifications and retailer prices

From $4,715 SGD
As of November 6, 2026
Save $893 SGD (16%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,608 SGD at Blue Nile · As of November 5, 2026
View at Blue Nile

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532541638. Listed at 7 retailers as of November 5, 2026, with prices from $4,715 to $5,608, a $893 spread on the same certified stone. Blue Nile lists it at $5,608. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532541638
Dimensions7.14 × 7.72 × 4.51 mm
L/W Ratio1.08
Top View
7.14 mm7.72 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532541638
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $5,608 SGD|Low: $4,438 SGD|High: $6,491 SGD|Avg: $5,336 SGD|-13.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$4,715 SGD
Retailer 4$4,839 SGD
Retailer 7$4,921 SGD
Retailer 3$5,026 SGD
Retailer 6$5,069 SGD
Retailer 2$5,146 SGD
Blue Nile$5,608 SGD

42 data points across 7 retailers

7 retailers$4,715 SGD to $5,608 SGD

A
Cheapest Retailer
-
$4,715 SGD
A
Retailer 2
-
$4,839 SGD
View
Final sale: no returns
A
Retailer 3
-
$4,921 SGD
View
A
Retailer 4
-
$5,026 SGD
View
A
Retailer 5
-
$5,069 SGD
View
A
Retailer 6
-
$5,146 SGD
View
Most Expensive
A
Blue Nile
26714380 · Nov 5
$5,608 SGD
$4,376 USD
View
6 more retailers have this diamond
Prices start from $4,715 SGDSave up to $893 SGD

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
$4,715 SGD