CaratHunter
Plans
Heart|Natural|GIA

1.51ct I VS1 Heart Natural Diamond

EX • I/VS1 • GIA 7551813967

Certificate GIA 7551813967

Diamond specifications and retailer prices

From $6,725 AUD
As of November 6, 2026
Save $2,269 AUD (25%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,995 AUD at GemTrove · As of November 7, 2026
View at GemTrove

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551813967. Listed at 6 retailers as of November 6, 2026, with prices from $6,725 to $8,995, a $2,269 spread on the same certified stone. GemTrove lists it at $8,995. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551813967
Dimensions6.76 × 7.98 × 4.73 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Crystal, Needle, Pinpoint
Top View
6.76 mm7.98 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551813967
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.3%

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: $6,725 AUD|Low: $6,725 AUD|High: $8,935 AUD|Avg: $7,745 AUD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1$6,725 AUD
Retailer 3$7,181 AUD
Retailer 2$7,488 AUD
Retailer 5$7,718 AUD
Retailer 4$8,485 AUD

45 data points across 5 retailers

6 retailers$6,725 AUD to $8,995 AUD

A
Cheapest Retailer
-
$6,725 AUD
A
Retailer 2
-
$7,181 AUD
View
A
Retailer 3
-
$7,488 AUD
View
A
Retailer 4
-
$7,718 AUD
View
A
Retailer 5
-
$8,485 AUD
View
Most Expensive
B+
GemTrove
GT-N-01269502-98 · Nov 7
$8,995 AUD
View
5 more retailers have this diamond
Prices start from $6,725 AUDSave up to $2,269 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
1.51ct Heart
$6,725 AUD