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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 $828 USD
₹78,888 INR
As of November 2, 2026
Save $1,731 USD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,559 USD 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 $828 to $2,559, a $1,731 spread on the same certified stone. NZ Jewellers lists it at $2,559. 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
Color
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: $828 USD|Low: $792 USD|High: $1,946 USD|Avg: $1,235 USD|-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$828 USD
Retailer 7$968 USD
Retailer 4$1,005 USD
Retailer 6$1,048 USD
Retailer 9$1,090 USD
Retailer 2$1,238 USD
Retailer 8$1,372 USD
Retailer 5$1,537 USD
Retailer 3$1,922 USD

36 data points across 9 retailers

16 retailers$828 USD to $2,559 USD

A
Cheapest Retailer
-
$828 USD
₹78,888 INR
A
Retailer 2
-
$968 USD
View
Final sale: no returns
A
Retailer 3
-
$1,005 USD
View
A
Retailer 4
-
$1,005 USD
View
A
Retailer 5
-
$1,048 USD
View
A
Retailer 6
-
$1,049 USD
View
A
Retailer 7
-
$1,049 USD
View
A
Retailer 8
-
$1,090 USD
View
A
Retailer 9
-
$1,164 USD
View
A
Retailer 10
-
$1,183 USD
View
B+
Retailer 11
-
$1,211 USD
View
B+
Retailer 12
-
$1,238 USD
£974 GBP
View
Retailer 13
-
$1,372 USD
A$2,111 AUD
View
Price last confirmed 29 days ago
B+
Retailer 14
-
$1,537 USD
ZAR 24,828 ZAR
View
B+
Retailer 15
-
$1,922 USD
£1,513 GBP
View
Most Expensive
B
NZ Jewellers
5ed42f6c-f9ff-4271-a8c7-4963e956e491 · Oct 30
$2,559 USD
View
15 more retailers have this diamond
Prices start from $828 USDSave up to $1,731 USD

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
$828 USD