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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 €7,709 EUR
$8,613 USD
As of October 30, 2026
Save €6,184 EUR (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €13,894 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 €7,709 to €13,894, a €6,184 spread on the same certified stone. NZ Jewellers lists it at €13,894. 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
Color
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: Oct 30
Current: €13,894 EUR|Low: €8,336 EUR|High: €13,894 EUR|Avg: €10,429 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 8€8,336 EUR
Retailer 10€8,406 EUR
Retailer 7€9,031 EUR
Retailer 4€9,123 EUR
Retailer 6€9,170 EUR
Retailer 2€9,976 EUR
Retailer 9€10,421 EUR
Retailer 11€10,971 EUR
Retailer 3€11,883 EUR
Retailer 5€13,089 EUR
NZ Jewellers€13,894 EUR

42 data points across 11 retailers

18 retailers€7,709 EUR to €13,894 EUR

B+
Cheapest Retailer
-
€7,709 EUR
$8,613 USD
B+
Retailer 2
-
€7,805 EUR
$8,720 USD
View
B+
Retailer 3
-
€7,809 EUR
A$13,422 AUD
View
B+
Retailer 4
-
€8,082 EUR
CA$12,541 CAD
View
B+
Retailer 5
-
€8,336 EUR
$9,313 USD
View
B+
Retailer 6
-
€8,406 EUR
$9,391 USD
View
B+
Retailer 7
-
€9,031 EUR
$10,089 USD
View
B+
Retailer 8
-
€9,123 EUR
£8,025 GBP
View
B+
Retailer 9
-
€9,170 EUR
$10,245 USD
View
B
Retailer 10
-
€9,609 EUR
$10,735 USD
View
B
Retailer 11
-
€9,810 EUR
$10,960 USD
View
B
Retailer 12
-
€9,810 EUR
$10,960 USD
View
B
Retailer 13
-
€9,976 EUR
View
B
Retailer 14
-
€10,132 EUR
$11,320 USD
View
B
Retailer 15
-
€10,421 EUR
$11,642 USD
View
Retailer 16
-
€10,971 EUR
$12,257 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
€13,089 EUR
£11,514 GBP
View
Most Expensive
B
NZ Jewellers
21c0fa02-08f9-493f-9a00-f5ccc72755ee · Oct 30
€13,894 EUR
$15,522 USD
View
17 more retailers have this diamond
Prices start from €7,709 EURSave up to €6,184 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
€7,709 EUR