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Heart|Natural|GIA

1.51ct I VVS1 Heart Natural Diamond

EX • I/VVS1 • GIA 6561185178

Certificate GIA 6561185178

Diamond specifications and retailer prices

From $7,021 SGD
As of November 5, 2026
Save $2,183 SGD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,204 SGD at Blue Nile · As of November 5, 2026
View at Blue Nile

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561185178. Listed at 6 retailers as of November 5, 2026, with prices from $7,021 to $9,204, a $2,183 spread on the same certified stone. Blue Nile lists it at $9,204. 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
VVS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6561185178
Dimensions7.21 × 8.05 × 4.58 mm
L/W Ratio1.12
Culet sizeNone
Key to symbols
Pinpoint
Top View
7.21 mm8.05 mm1.51 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561185178
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 56.9%

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 5
Current: $9,204 SGD|Low: $7,021 SGD|High: $9,527 SGD|Avg: $8,119 SGD|-3.4%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 2$7,021 SGD
Retailer 6$7,564 SGD
Retailer 5$7,873 SGD
Retailer 4$8,127 SGD
Retailer 3$8,161 SGD
Blue Nile$9,204 SGD

45 data points across 6 retailers

6 retailers$7,021 SGD to $9,204 SGD

A
Cheapest Retailer
-
$7,021 SGD
A
Retailer 2
-
$7,564 SGD
View
A
Retailer 3
-
$7,873 SGD
View
A
Retailer 4
-
$8,127 SGD
View
Final sale: no returns
A
Retailer 5
-
$8,161 SGD
View
Most Expensive
B+
Blue Nile
30120285 · Nov 5
$9,204 SGD
$7,206 USD
View
5 more retailers have this diamond
Prices start from $7,021 SGDSave up to $2,183 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
$7,021 SGD