Heart|Natural|GIA

0.90ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2554478758

Certificate GIA 2554478758

Diamond specifications and retailer prices

From $1,274 CAD
$912 USD
As of October 30, 2026
Save $3,052 CAD (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,326 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 2554478758. Listed at 6 retailers as of October 30, 2026, with prices from $1,274 to $4,326, a $3,052 spread on the same certified stone. NZ Jewellers lists it at $4,326. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2554478758
Dimensions5.98 × 6.63 × 3.72 mm
L/W Ratio1.11
Key to symbols
Twinning Wisp, Feather
Top View
5.98 mm6.63 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554478758
Side View
Table 55.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 56.1%

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: $4,326 CAD|Low: $1,101 CAD|High: $4,326 CAD|Avg: $2,209 CAD|+14.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 5$1,274 CAD
Retailer 4$1,612 CAD
Retailer 2$1,854 CAD
Retailer 6$1,971 CAD
Retailer 3$2,540 CAD
NZ Jewellers$4,326 CAD

26 data points across 6 retailers

6 retailers$1,274 CAD to $4,326 CAD

A
Cheapest Retailer
-
$1,274 CAD
$912 USD
Final sale: no returns
B+
Retailer 2
-
$1,612 CAD
$1,154 USD
View
B+
Retailer 3
-
$1,854 CAD
€1,264 EUR
View
Retailer 4
-
$1,971 CAD
$1,411 USD
View
Price last confirmed 28 days ago
B
Retailer 5
-
$2,540 CAD
£1,432 GBP
View
Most Expensive
C
NZ Jewellers
4b839365-cd85-42b0-a96a-884843656062 · Oct 30
$4,326 CAD
$3,097 USD
View
5 more retailers have this diamond
Prices start from $1,274 CADSave up to $3,052 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
$1,274 CAD