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Heart|Natural|GIA

1.08ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6551481874

Certificate GIA 6551481874

Diamond specifications and retailer prices

From $1,987 AUD
As of November 6, 2026
Save $3,262 AUD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,248 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.08ct natural heart diamond

This 1.08ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551481874. Listed at 4 retailers as of November 5, 2026, with prices from $1,987 to $5,248, a $3,262 spread on the same certified stone. NZ Jewellers lists it at $5,248. 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

1.08
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551481874
Dimensions6.28 × 7.16 × 3.87 mm
L/W Ratio1.14
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
6.28 mm7.16 mm1.08 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551481874
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 54.1%

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: Nov 6
Current: $5,248 AUD|Low: $1,735 AUD|High: $5,915 AUD|Avg: $3,516 AUD|-11.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 4, 2026
Retailer 4$1,987 AUD
Retailer 3$2,330 AUD
Retailer 5$3,689 AUD
Retailer 2$3,759 AUD
NZ Jewellers$5,248 AUD

18 data points across 5 retailers

4 retailers$1,987 AUD to $5,248 AUD

A
Cheapest Retailer
-
$1,987 AUD
Final sale: no returns
A
Retailer 2
-
$2,330 AUD
View
B
Retailer 3
-
$3,759 AUD
View
Most Expensive
B
NZ Jewellers
83c69d3a-83d7-448a-8632-3b5a0cc74c87 · Nov 5
$5,248 AUD
$3,606 USD
View
3 more retailers have this diamond
Prices start from $1,987 AUDSave up to $3,262 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
1.08ct Heart
$1,987 AUD