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Heart|Natural|GIA

1.51ct D IF Heart Natural Diamond

EX • D/IF • GIA 5546398680

Certificate GIA 5546398680

Diamond specifications and retailer prices

From $17,497 SGD
As of November 2, 2026
Save $11,326 SGD (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $28,823 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural heart diamond

This 1.51ct 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 5546398680. Listed at 7 retailers as of November 2, 2026, with prices from $17,497 to $28,823, a $11,326 spread on the same certified stone. MOH London lists it at $28,823. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5546398680
Dimensions7.29 × 8.13 × 4.51 mm
L/W Ratio1.12
Top View
7.29 mm8.13 mm1.51 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546398680
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 55.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $28,823 SGD|Low: $16,963 SGD|High: $29,250 SGD|Avg: $22,047 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5$17,497 SGD
Retailer 3$17,733 SGD
Retailer 7$19,453 SGD
Retailer 2$19,487 SGD
Retailer 6$21,699 SGD
Retailer 8$23,227 SGD
Retailer 4$26,216 SGD
MOH London$28,823 SGD

40 data points across 8 retailers

7 retailers$17,497 SGD to $28,823 SGD

A
Cheapest Retailer
-
$17,497 SGD
A
Retailer 2
-
$17,733 SGD
View
Final sale: no returns
A
Retailer 3
-
$19,453 SGD
View
A
Retailer 4
-
$19,487 SGD
View
B+
Retailer 5
-
$21,699 SGD
View
B+
Retailer 6
-
$26,216 SGD
View
Most Expensive
B+
MOH London
5FABC4BA2 · Nov 4
$28,823 SGD
£17,760 GBP
View
6 more retailers have this diamond
Prices start from $17,497 SGDSave up to $11,326 SGD

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
$17,497 SGD