CaratHunter
Plans
Heart|Natural|GIA

1.02ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 6532866139

Certificate GIA 6532866139

Diamond specifications and retailer prices

From $2,491 AUD
SGD 2,359 SGD
As of October 31, 2026
Save $4,420 AUD (64%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,910 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded G 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 6532866139. Listed at 20 retailers as of October 30, 2026, with prices from $2,491 to $6,910, a $4,420 spread on the same certified stone. NZ Jewellers lists it at $6,910. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginNatural
Grading LabGIA
CertificateGIA 6532866139
Dimensions6.94 × 6.00 × 4.13 mm
L/W Ratio1.16
Top View
6.94 mm6.00 mm1.02 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532866139
Side View
Table 57.0%Crown 36.1°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 59.5%

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: Oct 31
Current: $6,910 AUD|Low: $2,397 AUD|High: $6,910 AUD|Avg: $3,352 AUD|+13.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 14$2,491 AUD
Retailer 10$2,528 AUD
Retailer 3$2,558 AUD
Retailer 15$2,614 AUD
Retailer 7$2,834 AUD
Retailer 16$2,834 AUD
Retailer 13$2,889 AUD
Retailer 12$2,964 AUD
Retailer 6$2,982 AUD
Retailer 5$3,030 AUD
Retailer 2$3,108 AUD
Retailer 4$3,269 AUD
Retailer 9$3,482 AUD
Retailer 8$3,597 AUD
Retailer 11$4,991 AUD
NZ Jewellers$6,910 AUD

45 data points across 16 retailers

20 retailers$2,491 AUD to $6,910 AUD

A
Cheapest Retailer
-
$2,491 AUD
SGD 2,359 SGD
A
Retailer 2
-
$2,528 AUD
$1,772 USD
View
A
Retailer 3
-
$2,558 AUD
$1,793 USD
View
A
Retailer 4
-
$2,614 AUD
$1,832 USD
View
Final sale: no returns
A
Retailer 5
-
$2,834 AUD
$1,986 USD
View
A
Retailer 6
-
$2,834 AUD
$1,986 USD
View
B+
Retailer 7
-
$2,889 AUD
$2,025 USD
View
Retailer 8
-
$2,917 AUD
$2,044 USD
View
Price last confirmed 34 days ago
B+
Retailer 9
-
$2,964 AUD
$2,077 USD
View
B+
Retailer 10
-
$2,982 AUD
$2,090 USD
View
B+
Retailer 11
-
$3,030 AUD
$2,124 USD
View
B+
Retailer 12
-
$3,108 AUD
£1,715 GBP
View
B+
Retailer 13
-
$3,269 AUD
$2,291 USD
View
Retailer 14
-
$3,366 AUD
$2,359 USD
View
Price last confirmed 56 days ago
Retailer 15
-
$3,366 AUD
$2,359 USD
View
Price last confirmed 34 days ago
B+
Retailer 16
-
$3,482 AUD
ZAR 39,427 ZAR
View
Retailer 17
-
$3,597 AUD
View
Price last confirmed 27 days ago
B
Retailer 18
-
$4,991 AUD
£2,754 GBP
View
Retailer 19
-
$6,099 AUD
$4,274 USD
View
Price last confirmed 35 days ago
Most Expensive
B
NZ Jewellers
65793ecc-1743-48b1-b5a0-d1e6108fb5e5 · Oct 30
$6,910 AUD
$4,843 USD
View
19 more retailers have this diamond
Prices start from $2,491 AUDSave up to $4,420 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
$2,491 AUD