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Heart|Natural|HRD

1.26ct J SI1 Heart Natural Diamond

EX • J/SI1 • HRD 16029251004

Certificate HRD 16029251004

Diamond specifications and retailer prices

From $4,405 AUD
As of November 5, 2026
Save $3,801 AUD (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $8,207 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.26ct natural heart diamond

This 1.26ct natural heart sits in the one-and-a-quarter to one-and-a-half 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 HRD 16029251004. Listed at 4 retailers as of November 4, 2026, with prices from $4,405 to $8,207, a $3,801 spread on the same certified stone. MOH London lists it at $8,207. 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

1.26
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabHRD
CertificateHRD 16029251004
Dimensions6.96 × 7.40 × 3.46 mm
L/W Ratio1.06
Girdle conditionFaceted
Top View
6.96 mm7.40 mm1.26 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateHRD 16029251004
Side View
Table 63.0%CrownGirdle: Extremely ThickPavilionCuletDepth 46.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,207 AUD|Low: $4,841 AUD|High: $8,327 AUD|Avg: $5,912 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 7, 2026
Retailer 4$4,841 AUD
Retailer 2$5,138 AUD
Retailer 3$5,400 AUD
MOH London$8,207 AUD

41 data points across 4 retailers

4 retailers$4,405 AUD to $8,207 AUD

B
Cheapest Retailer
-
$4,405 AUD
B
Retailer 2
-
$5,138 AUD
View
B
Retailer 3
-
$5,400 AUD
View
Most Expensive
C
MOH London
61ABD51D6 · Nov 4
$8,207 AUD
£4,440 GBP
View
3 more retailers have this diamond
Prices start from $4,405 AUDSave up to $3,801 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.

B
1.26ct Heart
$4,405 AUD