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Heart|Natural|GIA

1.04ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6522240654

Certificate GIA 6522240654

Diamond specifications and retailer prices

From $1,655 AUD
As of November 5, 2026
Save $1,731 AUD (51%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,386 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct natural heart diamond

This 1.04ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522240654. Listed at 12 retailers as of November 4, 2026, with prices from $1,655 to $3,386, a $1,731 spread on the same certified stone. MOH London lists it at $3,386. 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

1.04
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522240654
Dimensions5.84 × 5.67 × 3.86 mm
L/W Ratio1.03
Top View
5.84 mm5.67 mm1.04 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522240654
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 68.0%

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 5
Current: $3,386 AUD|Low: $1,761 AUD|High: $3,436 AUD|Avg: $2,154 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$1,761 AUD
Retailer 9$1,776 AUD
Retailer 2$1,797 AUD
Retailer 7$1,854 AUD
Retailer 8$2,023 AUD
Retailer 4$2,096 AUD
Retailer 5$2,262 AUD
Retailer 3$2,575 AUD
MOH London$3,386 AUD

37 data points across 9 retailers

12 retailers$1,655 AUD to $3,386 AUD

A
Cheapest Retailer
-
$1,655 AUD
Retailer 2
-
$1,761 AUD
View
Price last confirmed 16 days ago
A
Retailer 3
-
$1,776 AUD
View
A
Retailer 4
-
$1,797 AUD
View
Retailer 5
-
$1,854 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,987 AUD
View
A
Retailer 7
-
$2,023 AUD
View
A
Retailer 8
-
$2,049 AUD
View
A
Retailer 9
-
$2,096 AUD
View
B+
Retailer 10
-
$2,262 AUD
View
B+
Retailer 11
-
$2,575 AUD
View
Most Expensive
B
MOH London
418A05E17 · Nov 4
$3,386 AUD
£1,832 GBP
View
11 more retailers have this diamond
Prices start from $1,655 AUDSave up to $1,731 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
1.04ct Heart
$1,655 AUD