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Heart|Natural|GIA

0.51ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2537734776

Certificate GIA 2537734776

Diamond specifications and retailer prices

From $820 SGD
As of November 5, 2026
11 retailers carry this diamond
Most expensive: $2,227 SGD at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 0.51ct natural heart diamond

This 0.51ct natural heart sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537734776. Listed at 11 retailers as of November 5, 2026. 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

0.51
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle42.3°
OriginNatural
Grading LabGIA
CertificateGIA 2537734776
Dimensions4.69 × 5.50 × 3.29 mm
L/W Ratio1.17
Top View
4.69 mm5.50 mm0.51 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537734776
Side View
Table 58.0%CrownGirdle: MED-VTKPavilion 42.3°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $820 SGD|Low: $445 SGD|High: $1,660 SGD|Avg: $870 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 5, 2026
Retailer 2$556 SGD
Retailer 3$615 SGD
Retailer 12$640 SGD
Retailer 9$697 SGD
Retailer 11$705 SGD
Retailer 10$716 SGD
Retailer 6$737 SGD
Retailer 13$780 SGD
Retailer 5$792 SGD
Retailer 1$820 SGD
Retailer 16$916 SGD
Retailer 4$961 SGD
Retailer 8$988 SGD
Retailer 15$1,011 SGD
Retailer 7$1,079 SGD
Retailer 14$1,534 SGD

21 data points across 16 retailers

11 retailers

Retailer 1
-
$615 SGD
Price last confirmed 25 days ago
Retailer 2
-
$640 SGD
View
Price last confirmed 23 days ago
Retailer 3
-
$697 SGD
View
Price last confirmed 24 days ago
Retailer 4
-
$716 SGD
View
Price last confirmed 24 days ago
Retailer 5
-
$737 SGD
View
Price last confirmed 36 days ago
Retailer 6
-
$780 SGD
View
Price last confirmed 24 days ago
A
Retailer 7
-
$820 SGD
View
Retailer 8
-
$961 SGD
View
Price last confirmed 34 days ago
Retailer 9
-
$1,011 SGD
View
Price last confirmed 30 days ago
Retailer 10
-
$1,534 SGD
View
Price last confirmed 29 days ago
Most Expensive
NZ Jewellers
392e10c7-8424-4bc6-836d-dff2d0449565 · Sep 25
$2,227 SGD
$1,738 USD
View
Price last confirmed 42 days ago
10 more retailers have this diamond
Prices start from $820 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
0.51ct Heart
$820 SGD