CaratHunter
Plans
Heart|Natural|GIA

0.90ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 1559708732

Certificate GIA 1559708732

Diamond specifications and retailer prices

From $930 CAD
HK$5,200 HKD
As of October 30, 2026
Save $3,079 CAD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,009 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-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 1559708732. Listed at 9 retailers as of October 30, 2026, with prices from $930 to $4,009, a $3,079 spread on the same certified stone. NZ Jewellers lists it at $4,009. 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

0.90
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.46°
OriginNatural
Grading LabGIA
CertificateGIA 1559708732
Dimensions5.71 × 6.68 × 3.98 mm
L/W Ratio1.17
Key to symbols
Crystal, Needle, Feather
Top View
5.71 mm6.68 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1559708732
Side View
Table 61.0%CrownGirdle: STK-THKPavilion 39.46°Culet: NoneDepth 59.6%

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: $4,009 CAD|Low: $930 CAD|High: $4,379 CAD|Avg: $1,972 CAD|-8.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 26, 2026
Retailer 5$930 CAD
Retailer 2$1,278 CAD
Retailer 6$1,311 CAD
Retailer 7$1,327 CAD
Retailer 8$1,370 CAD
Retailer 9$1,841 CAD
Retailer 3$2,345 CAD
Retailer 4$2,347 CAD
NZ Jewellers$4,009 CAD

27 data points across 9 retailers

9 retailers$930 CAD to $4,009 CAD

A
Cheapest Retailer
-
$930 CAD
HK$5,200 HKD
A
Retailer 2
-
$1,278 CAD
$915 USD
View
A
Retailer 3
-
$1,311 CAD
SGD 1,268 SGD
View
A
Retailer 4
-
$1,327 CAD
$950 USD
View
A
Retailer 5
-
$1,370 CAD
$981 USD
View
B+
Retailer 6
-
$1,841 CAD
A$2,028 AUD
View
B
Retailer 7
-
$2,345 CAD
£1,322 GBP
View
B
Retailer 8
-
$2,347 CAD
€1,600 EUR
View
Most Expensive
B
NZ Jewellers
491ff9fc-189c-4d00-b3e5-883fe4b3dbb6 · Oct 30
$4,009 CAD
$2,870 USD
View
8 more retailers have this diamond
Prices start from $930 CADSave up to $3,079 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
0.90ct Heart
$930 CAD