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Heart|Natural|GIA

1.56ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 6551364027

Certificate GIA 6551364027

Diamond specifications and retailer prices

From $4,820 AUD
₹321,720 INR
As of November 2, 2026
Save $1,670 AUD (26%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,491 AUD at GemTrove · As of November 2, 2026
View at GemTrove

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 6551364027. Listed at 8 retailers as of November 2, 2026, with prices from $4,820 to $6,491, a $1,670 spread on the same certified stone. GemTrove lists it at $6,491. 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 6551364027
Dimensions6.90 × 8.12 × 4.83 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Cloud, Needle, Natural
Top View
6.90 mm8.12 mm1.56 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551364027
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: 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: Nov 2
Current: $4,820 AUD|Low: $4,408 AUD|High: $5,993 AUD|Avg: $5,246 AUD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 1$4,820 AUD
Retailer 4$4,860 AUD
Retailer 3$4,946 AUD
Retailer 6$5,029 AUD
Retailer 5$5,169 AUD
Retailer 2$5,241 AUD

45 data points across 6 retailers

8 retailers$4,820 AUD to $6,491 AUD

A
Cheapest Retailer
-
$4,820 AUD
₹321,720 INR
A
Retailer 2
-
$4,860 AUD
$3,406 USD
View
A
Retailer 3
-
$4,946 AUD
$3,466 USD
View
Final sale: no returns
A
Retailer 4
-
$5,029 AUD
MYR 14,355 MYR
View
A
Retailer 5
-
$5,169 AUD
SGD 4,895 SGD
View
A
Retailer 6
-
$5,241 AUD
£2,892 GBP
View
A
Retailer 7
-
$6,070 AUD
View
Most Expensive
A
GemTrove
GT-N-01270108-98 · Nov 2
$6,491 AUD
View
7 more retailers have this diamond
Prices start from $4,820 AUDSave up to $1,670 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
$4,820 AUD