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Heart|Natural|GIA

1.71ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 1535590470

Certificate GIA 1535590470

Diamond specifications and retailer prices

From $4,078 SGD
$3,190 USD
As of November 1, 2026
Save $3,992 SGD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,070 SGD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.71ct natural heart diamond

This 1.71ct 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 1535590470. Listed at 8 retailers as of October 27, 2026, with prices from $4,078 to $8,070, a $3,992 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,070. 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

1.71
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.55°
Pavilion angle41.1°
OriginNatural
Grading LabGIA
CertificateGIA 1535590470
Dimensions8.20 × 7.15 × 4.25 mm
L/W Ratio1.15
Culet sizeNone
Top View
8.20 mm7.15 mm1.71 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535590470
Side View
Table 59.0%Crown 39.55°Girdle: MED-THKPavilion 41.1°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,817 SGD|Low: $3,999 SGD|High: $8,461 SGD|Avg: $5,545 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 2, 2026
Retailer 5$4,078 SGD
Retailer 7$4,471 SGD
Retailer 6$4,890 SGD
Retailer 8$4,930 SGD
Retailer 3$5,648 SGD
Retailer 1$5,817 SGD
Retailer 4$5,817 SGD
Retailer 2$6,008 SGD
Wholesale Diamonds Direct$8,070 SGD

40 data points across 9 retailers

8 retailers$4,078 SGD to $8,070 SGD

A
Cheapest Retailer
-
$4,078 SGD
$3,190 USD
A
Retailer 2
-
$4,471 SGD
View
A
Retailer 3
-
$4,890 SGD
View
A
Retailer 4
-
$5,483 SGD
$4,289 USD
View
A
Retailer 5
-
$5,817 SGD
$4,550 USD
View
A
Retailer 6
-
$5,817 SGD
$4,550 USD
View
A
Retailer 7
-
$6,008 SGD
$4,700 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
264711746 · Oct 27
$8,070 SGD
$6,313 USD
View
7 more retailers have this diamond
Prices start from $4,078 SGDSave up to $3,992 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
1.71ct Heart
$4,078 SGD