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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 $3,190 USD
As of November 1, 2026
Save $3,123 USD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,313 USD 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 $3,190 to $6,313, a $3,123 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,313. 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
Color
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: $4,550 USD|Low: $3,128 USD|High: $6,618 USD|Avg: $4,338 USD|-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$3,190 USD
Retailer 7$3,497 USD
Retailer 6$3,825 USD
Retailer 8$3,856 USD
Retailer 3$4,418 USD
Retailer 1$4,550 USD
Retailer 4$4,550 USD
Retailer 2$4,700 USD
Wholesale Diamonds Direct$6,313 USD

40 data points across 9 retailers

8 retailers$3,190 USD to $6,313 USD

A
Cheapest Retailer
-
$3,190 USD
A
Retailer 2
-
$3,497 USD
SGD 4,726 SGD
View
A
Retailer 3
-
$3,825 USD
SGD 5,169 SGD
View
A
Retailer 4
-
$4,289 USD
View
A
Retailer 5
-
$4,550 USD
View
A
Retailer 6
-
$4,550 USD
View
A
Retailer 7
-
$4,700 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
264711746 · Oct 27
$6,313 USD
View
7 more retailers have this diamond
Prices start from $3,190 USDSave up to $3,123 USD

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
$3,190 USD