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Heart|Natural|GIA

1.31ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6555326442

Certificate GIA 6555326442

Diamond specifications and retailer prices

From $3,750 AUD
$2,634 USD
As of October 30, 2026
Save $5,400 AUD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $9,149 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.31ct natural heart diamond

This 1.31ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555326442. Listed at 17 retailers as of October 30, 2026, with prices from $3,750 to $9,149, a $5,400 spread on the same certified stone. NZ Jewellers lists it at $9,149. 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

1.31
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555326442
Dimensions7.59 × 6.67 × 4.41 mm
L/W Ratio1.14
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
7.59 mm6.67 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555326442
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.1%

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 30
Current: $9,149 AUD|Low: $3,624 AUD|High: $9,149 AUD|Avg: $5,487 AUD|+1.0%
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
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 7$3,750 AUD
Retailer 8$4,083 AUD
Retailer 6$4,349 AUD
Retailer 14$4,758 AUD
Retailer 16$4,758 AUD
Retailer 9$4,911 AUD
Retailer 15$4,940 AUD
Retailer 10$5,030 AUD
Retailer 3$5,104 AUD
Retailer 2$5,192 AUD
Retailer 4$5,395 AUD
Retailer 19$5,395 AUD
Retailer 18$5,489 AUD
Retailer 5$5,581 AUD
Retailer 11$5,915 AUD
Retailer 17$5,946 AUD
Retailer 12$6,145 AUD
Retailer 13$8,783 AUD
NZ Jewellers$9,149 AUD

33 data points across 19 retailers

17 retailers$3,750 AUD to $9,149 AUD

A
Cheapest Retailer
-
$3,750 AUD
$2,634 USD
A
Retailer 2
-
$4,083 AUD
$2,868 USD
View
A
Retailer 3
-
$4,349 AUD
$3,055 USD
View
Final sale: no returns
A
Retailer 4
-
$4,758 AUD
$3,342 USD
View
B+
Retailer 5
-
$4,911 AUD
$3,450 USD
View
B+
Retailer 6
-
$4,940 AUD
$3,470 USD
View
B+
Retailer 7
-
$5,104 AUD
$3,585 USD
View
B+
Retailer 8
-
$5,192 AUD
£2,872 GBP
View
B+
Retailer 9
-
$5,351 AUD
$3,759 USD
View
B+
Retailer 10
-
$5,395 AUD
$3,790 USD
View
B+
Retailer 11
-
$5,395 AUD
$3,790 USD
View
Retailer 12
-
$5,437 AUD
$3,819 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$5,489 AUD
$3,856 USD
View
B+
Retailer 14
-
$5,581 AUD
$3,920 USD
View
B+
Retailer 15
-
$6,145 AUD
€4,111 EUR
View
B
Retailer 16
-
$8,783 AUD
£4,858 GBP
View
Most Expensive
B
NZ Jewellers
dbd3c0db-ec98-411d-85cc-0a448d9ad01c · Oct 30
$9,149 AUD
$6,427 USD
View
16 more retailers have this diamond
Prices start from $3,750 AUDSave up to $5,400 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
1.31ct Heart
$3,750 AUD