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Heart|Natural|GIA

0.70ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6525168299

Certificate GIA 6525168299

Diamond specifications and retailer prices

From HK$3,703 HKD
$472 USD
As of November 2, 2026
Save HK$1,075 HKD (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$4,778 HKD at Blue Nile · As of October 31, 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 J 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 6525168299. Listed at 4 retailers as of October 31, 2026, with prices from HK$3,703 to HK$4,778, a HK$1,075 spread on the same certified stone. Blue Nile lists it at HK$4,778. 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
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6525168299
Dimensions5.42 × 6.18 × 3.67 mm
L/W Ratio1.14
Top View
5.42 mm6.18 mm0.70 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6525168299
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: 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 2
Current: HK$4,778 HKD|Low: HK$3,405 HKD|High: HK$5,563 HKD|Avg: HK$4,383 HKD|-14.1%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4HK$3,703 HKD
Retailer 3HK$4,053 HKD
Retailer 2HK$4,654 HKD
Blue NileHK$4,778 HKD

40 data points across 4 retailers

4 retailersHK$3,703 HKD to HK$4,778 HKD

A
Cheapest Retailer
-
HK$3,703 HKD
$472 USD
Final sale: no returns
A
Retailer 2
-
HK$4,053 HKD
SGD 698 SGD
View
A
Retailer 3
-
HK$4,654 HKD
£467 GBP
View
Most Expensive
A
Blue Nile
25092551 · Oct 31
HK$4,778 HKD
$609 USD
View
3 more retailers have this diamond
Prices start from HK$3,703 HKDSave up to HK$1,075 HKD

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
HK$3,703 HKD