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Heart|Natural|GIA

1.80ct D IF Heart Natural Diamond

EX • D/IF • GIA 5553423566

Certificate GIA 5553423566

Diamond specifications and retailer prices

From $20,130 AUD
As of November 5, 2026
Save $9,526 AUD (32%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $29,657 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 1.8ct natural heart diamond

This 1.8ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553423566. Listed at 17 retailers as of November 4, 2026, with prices from $20,130 to $29,657, a $9,526 spread on the same certified stone. MOH London lists it at $29,657. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5553423566
Dimensions8.48 × 7.11 × 5.00 mm
L/W Ratio1.19
Culet sizeNone
Top View
8.48 mm7.11 mm1.80 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5553423566
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.0%

Caratlytics Score

How it works →
A+
Exceptional
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 5
Current: $29,657 AUD|Low: $18,285 AUD|High: $30,094 AUD|Avg: $22,706 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2$20,130 AUD
Retailer 11$20,140 AUD
Retailer 9$20,452 AUD
Retailer 3$20,456 AUD
Retailer 12$21,016 AUD
Retailer 7$21,192 AUD
Retailer 8$21,819 AUD
Retailer 10$22,325 AUD
Retailer 4$22,815 AUD
Retailer 5$23,890 AUD
Retailer 6$27,971 AUD
MOH London$29,657 AUD

37 data points across 12 retailers

17 retailers$20,130 AUD to $29,657 AUD

A+
Cheapest Retailer
-
$20,130 AUD
A
Retailer 2
-
$20,140 AUD
View
Final sale: no returns
Retailer 3
-
$20,452 AUD
View
Price last confirmed 13 days ago
Retailer 4
-
$20,456 AUD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$21,192 AUD
View
Retailer 6
-
$21,819 AUD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$22,325 AUD
View
Retailer 8
-
$22,417 AUD
View
Price last confirmed 35 days ago
Retailer 9
-
$22,767 AUD
View
Price last confirmed 35 days ago
A
Retailer 10
-
$22,815 AUD
View
Retailer 11
-
$23,643 AUD
View
Price last confirmed 67 days ago
Retailer 12
-
$23,643 AUD
View
Price last confirmed 37 days ago
Retailer 13
-
$23,643 AUD
View
Price last confirmed 60 days ago
A
Retailer 14
-
$23,890 AUD
View
Retailer 15
-
$26,973 AUD
View
Price last confirmed 36 days ago
B+
Retailer 16
-
$27,971 AUD
View
Most Expensive
B+
MOH London
DCCAC67E7 · Nov 4
$29,657 AUD
£16,347 GBP
View
16 more retailers have this diamond
Prices start from $20,130 AUDSave up to $9,526 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+
1.80ct Heart
$20,130 AUD