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Heart|Natural|GIA

1.00ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 3485831351

Certificate GIA 3485831351

Diamond specifications and retailer prices

From $2,390 AUD
As of November 6, 2026
Save $4,317 AUD (64%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,706 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3485831351. Listed at 13 retailers as of November 5, 2026, with prices from $2,390 to $6,706, a $4,317 spread on the same certified stone. NZ Jewellers lists it at $6,706. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3485831351
Dimensions6.31 × 7.11 × 4.01 mm
L/W Ratio1.13
Top View
6.31 mm7.11 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3485831351
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 56.4%

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: $6,706 AUD|Low: $2,390 AUD|High: $6,706 AUD|Avg: $3,639 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$2,390 AUD
Retailer 4$2,813 AUD
Retailer 12$2,898 AUD
Retailer 10$2,960 AUD
Retailer 5$3,154 AUD
Retailer 9$3,208 AUD
Retailer 11$3,208 AUD
Retailer 8$3,356 AUD
Retailer 6$3,484 AUD
Retailer 3$3,701 AUD
Retailer 7$5,603 AUD
NZ Jewellers$6,706 AUD

30 data points across 12 retailers

13 retailers$2,390 AUD to $6,706 AUD

A
Cheapest Retailer
-
$2,390 AUD
A
Retailer 2
-
$2,813 AUD
View
A
Retailer 3
-
$2,898 AUD
View
B+
Retailer 4
-
$2,960 AUD
View
Final sale: no returns
A
Retailer 5
-
$2,989 AUD
View
A
Retailer 6
-
$3,154 AUD
View
Retailer 7
-
$3,208 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$3,208 AUD
View
B+
Retailer 9
-
$3,356 AUD
View
B+
Retailer 10
-
$3,484 AUD
View
B+
Retailer 11
-
$3,701 AUD
View
B
Retailer 12
-
$5,603 AUD
View
Most Expensive
B
NZ Jewellers
6518cd12-a31c-414c-ae91-9ba5b32087cb · Nov 5
$6,706 AUD
$4,608 USD
View
12 more retailers have this diamond
Prices start from $2,390 AUDSave up to $4,317 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
1.00ct Heart
$2,390 AUD