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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 €7,679 EUR
$8,613 USD
As of November 1, 2026
Save €6,160 EUR (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €13,839 EUR 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 €7,679 to €13,839, a €6,160 spread on the same certified stone. NZ Jewellers lists it at €13,839. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €13,839 EUR|Low: €8,303 EUR|High: €13,839 EUR|Avg: €10,243 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7€8,303 EUR
Retailer 9€8,373 EUR
Retailer 6€8,995 EUR
Retailer 3€9,087 EUR
Retailer 5€9,134 EUR
Retailer 2€9,967 EUR
Retailer 8€10,380 EUR
Retailer 10€10,928 EUR
Retailer 4€12,968 EUR
NZ Jewellers€13,839 EUR

43 data points across 10 retailers

18 retailers€7,679 EUR to €13,839 EUR

B+
Cheapest Retailer
-
€7,679 EUR
$8,613 USD
B+
Retailer 2
-
€7,775 EUR
$8,720 USD
View
B+
Retailer 3
-
€7,779 EUR
A$13,422 AUD
View
B+
Retailer 4
-
€8,051 EUR
CA$12,541 CAD
View
B+
Retailer 5
-
€8,303 EUR
$9,313 USD
View
B+
Retailer 6
-
€8,373 EUR
$9,391 USD
View
B+
Retailer 7
-
€8,995 EUR
$10,089 USD
View
B+
Retailer 8
-
€9,087 EUR
£8,025 GBP
View
B+
Retailer 9
-
€9,134 EUR
$10,245 USD
View
B
Retailer 10
-
€9,571 EUR
$10,735 USD
View
B
Retailer 11
-
€9,772 EUR
$10,960 USD
View
B
Retailer 12
-
€9,772 EUR
$10,960 USD
View
B
Retailer 13
-
€9,967 EUR
View
B
Retailer 14
-
€10,093 EUR
$11,320 USD
View
B
Retailer 15
-
€10,380 EUR
$11,642 USD
View
Retailer 16
-
€10,928 EUR
$12,257 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
€12,968 EUR
£11,453 GBP
View
Most Expensive
B
NZ Jewellers
21c0fa02-08f9-493f-9a00-f5ccc72755ee · Oct 30
€13,839 EUR
$15,522 USD
View
17 more retailers have this diamond
Prices start from €7,679 EURSave up to €6,160 EUR

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
€7,679 EUR