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Heart|Natural|GIA

1.56ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6555874111

Certificate GIA 6555874111

Diamond specifications and retailer prices

From $5,457 AUD
₹364,249 INR
As of November 2, 2026
Save $6,922 AUD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $12,380 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.56ct natural heart diamond

This 1.56ct natural heart sits in the one-and-a-half to two 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 6555874111. Listed at 9 retailers as of October 30, 2026, with prices from $5,457 to $12,380, a $6,922 spread on the same certified stone. NZ Jewellers lists it at $12,380. 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

1.56
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555874111
Dimensions6.89 × 8.02 × 4.70 mm
L/W Ratio1.16
Girdle conditionThick
Top View
6.89 mm8.02 mm1.56 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555874111
Side View
Table 57.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.6%

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 2
Current: $12,380 AUD|Low: $5,446 AUD|High: $12,380 AUD|Avg: $8,000 AUD|+1.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2$5,457 AUD
Retailer 8$5,732 AUD
Retailer 6$6,197 AUD
Retailer 4$7,066 AUD
Retailer 7$7,322 AUD
Retailer 3$8,040 AUD
Retailer 5$11,317 AUD
NZ Jewellers$12,380 AUD

39 data points across 8 retailers

9 retailers$5,457 AUD to $12,380 AUD

A
Cheapest Retailer
-
$5,457 AUD
₹364,249 INR
A
Retailer 2
-
$5,732 AUD
$4,017 USD
View
Final sale: no returns
A
Retailer 3
-
$5,950 AUD
View
A
Retailer 4
-
$6,197 AUD
$4,343 USD
View
A
Retailer 5
-
$7,066 AUD
£3,899 GBP
View
A
Retailer 6
-
$7,322 AUD
$5,131 USD
View
B+
Retailer 7
-
$8,040 AUD
€5,366 EUR
View
B+
Retailer 8
-
$11,317 AUD
£6,245 GBP
View
Most Expensive
B
NZ Jewellers
fdcf01c8-2186-44d5-b5ab-a6661a64d06e · Oct 30
$12,380 AUD
$8,676 USD
View
8 more retailers have this diamond
Prices start from $5,457 AUDSave up to $6,922 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
1.56ct Heart
$5,457 AUD