CaratHunter
Plans
Heart|Natural|GIA

1.03ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7351677035

Certificate GIA 7351677035

Diamond specifications and retailer prices

From $1,620 AUD
As of November 6, 2026
Save $2,199 AUD (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,819 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7351677035. Listed at 11 retailers as of November 4, 2026, with prices from $1,620 to $3,819, a $2,199 spread on the same certified stone. MOH London lists it at $3,819. 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

1.03
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7351677035
Dimensions5.62 × 5.49 × 3.67 mm
L/W Ratio1.02
Top View
5.62 mm5.49 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7351677035
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.8%

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: $3,819 AUD|Low: $1,601 AUD|High: $3,865 AUD|Avg: $2,390 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 8$1,620 AUD
Retailer 10$2,024 AUD
Retailer 9$2,186 AUD
Retailer 11$2,186 AUD
Retailer 5$2,235 AUD
Retailer 3$2,240 AUD
Retailer 7$2,253 AUD
Retailer 4$2,256 AUD
Retailer 12$2,382 AUD
Retailer 2$2,406 AUD
Retailer 6$2,968 AUD
MOH London$3,819 AUD

32 data points across 12 retailers

11 retailers$1,620 AUD to $3,819 AUD

A
Cheapest Retailer
-
$1,620 AUD
B+
Retailer 2
-
$2,024 AUD
View
B+
Retailer 3
-
$2,186 AUD
View
Retailer 4
-
$2,186 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$2,235 AUD
View
B+
Retailer 6
-
$2,253 AUD
View
B+
Retailer 7
-
$2,256 AUD
View
B+
Retailer 8
-
$2,382 AUD
View
B+
Retailer 9
-
$2,406 AUD
View
B
Retailer 10
-
$2,968 AUD
View
Most Expensive
B
MOH London
7E657BA04 · Nov 4
$3,819 AUD
£2,066 GBP
View
10 more retailers have this diamond
Prices start from $1,620 AUDSave up to $2,199 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
1.03ct Heart
$1,620 AUD