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Heart|Natural|GIA

0.70ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2538641477

Certificate GIA 2538641477

Diamond specifications and retailer prices

From $676 CAD
$484 USD
As of October 30, 2026
Save $194 CAD (22%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $870 CAD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 0.7ct natural heart diamond

This 0.7ct natural heart sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2538641477. Listed at 5 retailers as of October 29, 2026, with prices from $676 to $870, a $194 spread on the same certified stone. Blue Nile lists it at $870. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2538641477
Dimensions6.20 × 5.57 × 3.61 mm
L/W Ratio1.11
Top View
6.20 mm5.57 mm0.70 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2538641477
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.2%

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: Oct 30
Current: $870 CAD|Low: $633 CAD|High: $1,031 CAD|Avg: $834 CAD|-15.6%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$676 CAD
Retailer 5$743 CAD
Retailer 2$851 CAD
Retailer 3$866 CAD
Blue Nile$870 CAD

38 data points across 5 retailers

5 retailers$676 CAD to $870 CAD

A
Cheapest Retailer
-
$676 CAD
$484 USD
Final sale: no returns
A
Retailer 2
-
$743 CAD
SGD 719 SGD
View
A
Retailer 3
-
$851 CAD
£480 GBP
View
B+
Retailer 4
-
$866 CAD
$620 USD
View
Most Expensive
B+
Blue Nile
26865778 · Oct 29
$870 CAD
$623 USD
View
4 more retailers have this diamond
Prices start from $676 CADSave up to $194 CAD

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
$676 CAD