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Heart|Natural|GIA

0.90ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 1549282358

Certificate GIA 1549282358

Diamond specifications and retailer prices

From $1,179 AUD
₹78,888 INR
As of November 2, 2026
Save $2,464 AUD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,643 AUD 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 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 1549282358. Listed at 16 retailers as of October 30, 2026, with prices from $1,179 to $3,643, a $2,464 spread on the same certified stone. NZ Jewellers lists it at $3,643. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.87°
Pavilion angle38.04°
OriginNatural
Grading LabGIA
CertificateGIA 1549282358
Dimensions5.65 × 6.63 × 3.96 mm
L/W Ratio1.17
Culet sizeNone
Top View
5.65 mm6.63 mm0.90 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1549282358
Side View
Table 59.0%Crown 35.87°Girdle: STK-VTKPavilion 38.04°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: Nov 2
Current: $1,179 AUD|Low: $1,127 AUD|High: $2,770 AUD|Avg: $1,758 AUD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 1$1,179 AUD
Retailer 7$1,378 AUD
Retailer 4$1,431 AUD
Retailer 6$1,492 AUD
Retailer 9$1,552 AUD
Retailer 2$1,762 AUD
Retailer 8$1,953 AUD
Retailer 5$2,188 AUD
Retailer 3$2,735 AUD

36 data points across 9 retailers

16 retailers$1,179 AUD to $3,643 AUD

A
Cheapest Retailer
-
$1,179 AUD
₹78,888 INR
A
Retailer 2
-
$1,378 AUD
$968 USD
View
Final sale: no returns
A
Retailer 3
-
$1,431 AUD
$1,005 USD
View
A
Retailer 4
-
$1,431 AUD
$1,005 USD
View
A
Retailer 5
-
$1,492 AUD
$1,048 USD
View
A
Retailer 6
-
$1,493 AUD
$1,049 USD
View
A
Retailer 7
-
$1,493 AUD
$1,049 USD
View
A
Retailer 8
-
$1,552 AUD
$1,090 USD
View
A
Retailer 9
-
$1,657 AUD
$1,164 USD
View
A
Retailer 10
-
$1,684 AUD
$1,183 USD
View
B+
Retailer 11
-
$1,724 AUD
$1,211 USD
View
B+
Retailer 12
-
$1,762 AUD
£974 GBP
View
Retailer 13
-
$1,953 AUD
View
Price last confirmed 29 days ago
B+
Retailer 14
-
$2,188 AUD
ZAR 24,828 ZAR
View
B+
Retailer 15
-
$2,735 AUD
£1,513 GBP
View
Most Expensive
B
NZ Jewellers
5ed42f6c-f9ff-4271-a8c7-4963e956e491 · Oct 30
$3,643 AUD
$2,559 USD
View
15 more retailers have this diamond
Prices start from $1,179 AUDSave up to $2,464 AUD

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
$1,179 AUD