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Heart|Natural|GIA

0.70ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 3545764304

Certificate GIA 3545764304

Diamond specifications and retailer prices

From €423 EUR
As of November 6, 2026
Save €1,375 EUR (76%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €1,798 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.7ct natural heart diamond

This 0.7ct natural heart sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3545764304. Listed at 9 retailers as of November 5, 2026, with prices from €423 to €1,798, a €1,375 spread on the same certified stone. NZ Jewellers lists it at €1,798. 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

0.70
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 3545764304
Dimensions5.49 × 6.01 × 3.57 mm
L/W Ratio1.09
Top View
5.49 mm6.01 mm0.70 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3545764304
Side View
Table 55.0%CrownGirdle: MediumPavilionCulet: NoneDepth 59.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: €1,798 EUR|Low: €423 EUR|High: €1,820 EUR|Avg: €893 EUR|-1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2€423 EUR
Retailer 8€691 EUR
Retailer 9€693 EUR
Retailer 4€699 EUR
Retailer 7€739 EUR
Retailer 3€838 EUR
Retailer 5€855 EUR
Retailer 6€1,324 EUR
NZ Jewellers€1,798 EUR

36 data points across 9 retailers

9 retailers€423 EUR to €1,798 EUR

A
Cheapest Retailer
-
€423 EUR
B+
Retailer 2
-
€691 EUR
View
B+
Retailer 3
-
€693 EUR
View
B+
Retailer 4
-
€699 EUR
View
B+
Retailer 5
-
€739 EUR
View
B+
Retailer 6
-
€838 EUR
View
B
Retailer 7
-
€855 EUR
View
B
Retailer 8
-
€1,324 EUR
View
Most Expensive
B
NZ Jewellers
d555f923-364d-4452-81d1-57bb3ff5b4ba · Nov 5
€1,798 EUR
$2,007 USD
View
8 more retailers have this diamond
Prices start from €423 EURSave up to €1,375 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.

A
0.70ct Heart
€423 EUR