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Heart|Natural|GIA

1.70ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6531454705

Certificate GIA 6531454705

Diamond specifications and retailer prices

From $11,011 SGD
$8,613 USD
As of November 1, 2026
Save $8,832 SGD (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $19,843 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.7ct natural heart diamond

This 1.7ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6531454705. Listed at 18 retailers as of October 30, 2026, with prices from $11,011 to $19,843, a $8,832 spread on the same certified stone. NZ Jewellers lists it at $19,843. 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

1.70
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 6531454705
Dimensions7.39 × 8.15 × 4.72 mm
L/W Ratio1.10
Top View
7.39 mm8.15 mm1.70 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531454705
Side View
Table 58.0%CrownGirdle: MED-THKPavilion 39.8°Culet: NoneDepth 57.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $19,843 SGD|Low: $11,906 SGD|High: $19,843 SGD|Avg: $14,905 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$11,906 SGD
Retailer 10$12,005 SGD
Retailer 7$12,898 SGD
Retailer 4$13,029 SGD
Retailer 6$13,097 SGD
Retailer 5$14,249 SGD
Retailer 9$14,883 SGD
Retailer 11$15,669 SGD
Retailer 3$16,972 SGD
Retailer 2$18,595 SGD
NZ Jewellers$19,843 SGD

42 data points across 11 retailers

18 retailers$11,011 SGD to $19,843 SGD

B+
Cheapest Retailer
-
$11,011 SGD
$8,613 USD
B+
Retailer 2
-
$11,148 SGD
$8,720 USD
View
B+
Retailer 3
-
$11,153 SGD
A$13,422 AUD
View
B+
Retailer 4
-
$11,544 SGD
CA$12,541 CAD
View
B+
Retailer 5
-
$11,906 SGD
$9,313 USD
View
B+
Retailer 6
-
$12,005 SGD
$9,391 USD
View
B+
Retailer 7
-
$12,898 SGD
$10,089 USD
View
B+
Retailer 8
-
$13,029 SGD
£8,025 GBP
View
B+
Retailer 9
-
$13,097 SGD
$10,245 USD
View
B
Retailer 10
-
$13,724 SGD
$10,735 USD
View
B
Retailer 11
-
$14,011 SGD
$10,960 USD
View
B
Retailer 12
-
$14,011 SGD
$10,960 USD
View
B
Retailer 13
-
$14,249 SGD
€10,615 EUR
View
B
Retailer 14
-
$14,471 SGD
$11,320 USD
View
B
Retailer 15
-
$14,883 SGD
$11,642 USD
View
Retailer 16
-
$15,669 SGD
$12,257 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$18,595 SGD
£11,453 GBP
View
Most Expensive
B
NZ Jewellers
21c0fa02-08f9-493f-9a00-f5ccc72755ee · Oct 30
$19,843 SGD
$15,522 USD
View
17 more retailers have this diamond
Prices start from $11,011 SGDSave up to $8,832 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.

B+
1.70ct Heart
$11,011 SGD