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Heart|Natural|GIA

1.02ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6442694046

Certificate GIA 6442694046

Diamond specifications and retailer prices

From $1,992 AUD
As of November 6, 2026
Save $2,033 AUD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,026 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct natural heart diamond

This 1.02ct 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 6442694046. Listed at 10 retailers as of November 4, 2026, with prices from $1,992 to $4,026, a $2,033 spread on the same certified stone. MOH London lists it at $4,026. 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

1.02
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6442694046
Dimensions5.80 × 5.44 × 3.76 mm
L/W Ratio1.07
Top View
5.80 mm5.44 mm1.02 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6442694046
Side View
Table 59.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 69.0%

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 6
Current: $4,026 AUD|Low: $1,974 AUD|High: $4,085 AUD|Avg: $2,686 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$1,992 AUD
Retailer 7$2,135 AUD
Retailer 6$2,139 AUD
Retailer 8$2,304 AUD
Retailer 3$2,554 AUD
Retailer 9$2,634 AUD
Retailer 4$2,812 AUD
Retailer 2$3,128 AUD
MOH London$4,026 AUD

42 data points across 9 retailers

10 retailers$1,992 AUD to $4,026 AUD

A
Cheapest Retailer
-
$1,992 AUD
B+
Retailer 2
-
$2,135 AUD
View
B+
Retailer 3
-
$2,139 AUD
View
Retailer 4
-
$2,304 AUD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
$2,502 AUD
View
B+
Retailer 6
-
$2,554 AUD
View
B+
Retailer 7
-
$2,634 AUD
View
B+
Retailer 8
-
$2,812 AUD
View
B
Retailer 9
-
$3,128 AUD
View
Most Expensive
B
MOH London
499257901 · Nov 4
$4,026 AUD
£2,178 GBP
View
9 more retailers have this diamond
Prices start from $1,992 AUDSave up to $2,033 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
1.02ct Heart
$1,992 AUD