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Heart|Lab Grown|IGI

1.51ct F IF Heart Lab Grown Diamond

ID • F/IF • IGI LG506192604

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG506192604

Diamond specifications and retailer prices

From $372 SGD
As of November 6, 2026
Save $2,922 SGD (89%) vs most expensive(unlock to see where)
34 retailers carry this diamond
Most expensive: $3,294 SGD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG506192604 or 506192604. Listed at 34 retailers as of November 6, 2026, with prices from $372 to $3,294, a $2,922 spread on the same certified stone. Do Amore Diamonds lists it at $3,294. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506192604
Dimensions6.86 × 8.00 × 4.73 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.86 mm8.00 mm1.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506192604
Side View
Table 60.5%Crown 33.4°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 59.1%

Caratlytics Score

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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 6
Current: $3,294 SGD|Low: $372 SGD|High: $4,282 SGD|Avg: $1,566 SGD
Do Amore Diamonds
Retailer 2
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Retailer 20
November 6, 2026
Retailer 3$372 SGD
Retailer 6$445 SGD
Retailer 15$660 SGD
Retailer 10$672 SGD
Retailer 4$718 SGD
Retailer 8$793 SGD
Retailer 16$875 SGD
Retailer 2$897 SGD
Retailer 5$1,005 SGD
Retailer 9$1,148 SGD
Retailer 14$1,192 SGD
Retailer 20$1,414 SGD
Retailer 19$1,656 SGD
Retailer 7$1,769 SGD
Retailer 11$1,840 SGD
Retailer 12$1,967 SGD
Retailer 13$2,029 SGD
Retailer 18$2,550 SGD
Retailer 17$2,794 SGD
Do Amore Diamonds$3,294 SGD

44 data points across 20 retailers

34 retailers$372 SGD to $3,294 SGD

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Cheapest Retailer
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$372 SGD
A
Retailer 2
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$372 SGD
View
Retailer 3
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$372 SGD
View
Price last confirmed 30 days ago
Retailer 4
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$372 SGD
View
Price last confirmed 27 days ago
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Retailer 5
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$431 SGD
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A
Retailer 6
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$445 SGD
View
Final sale: no returns
Retailer 7
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$460 SGD
View
Price last confirmed 28 days ago
Retailer 8
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$460 SGD
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Price last confirmed 35 days ago
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Retailer 9
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$660 SGD
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A
Retailer 10
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$672 SGD
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A
Retailer 11
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$718 SGD
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Retailer 12
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$784 SGD
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Price last confirmed 38 days ago
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Retailer 13
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$793 SGD
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A
Retailer 14
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$875 SGD
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Retailer 15
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$878 SGD
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Price last confirmed 39 days ago
Retailer 16
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$896 SGD
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Price last confirmed 23 days ago
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Retailer 17
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$897 SGD
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Retailer 18
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$960 SGD
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Price last confirmed 41 days ago
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Retailer 19
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$1,005 SGD
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A
Retailer 20
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$1,148 SGD
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A
Retailer 21
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$1,192 SGD
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B+
Retailer 22
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$1,414 SGD
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Retailer 23
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$1,633 SGD
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Price last confirmed 28 days ago
B+
Retailer 24
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$1,633 SGD
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B+
Retailer 25
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$1,633 SGD
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B+
Retailer 26
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$1,656 SGD
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B+
Retailer 27
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$1,769 SGD
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B+
Retailer 28
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$1,840 SGD
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B+
Retailer 29
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$1,967 SGD
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B+
Retailer 30
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$2,029 SGD
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B
Retailer 31
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$2,550 SGD
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B
Retailer 32
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$2,794 SGD
View
Retailer 33
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$2,823 SGD
View
Price last confirmed 38 days ago
Most Expensive
B
Do Amore Diamonds
27-A9AF4A36A · Nov 6
$3,294 SGD
$2,570 USD
View
33 more retailers have this diamond
Prices start from $372 SGDSave up to $2,922 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
$372 SGD