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Heart|Lab Grown|IGI

1.25ct F IF Heart Lab Grown Diamond

ID • F/IF • IGI LG690503222

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG690503222

Diamond specifications and retailer prices

From $331 SGD
As of November 4, 2026
Save $1,508 SGD (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,839 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG690503222 or 690503222. Listed at 8 retailers as of November 2, 2026, with prices from $331 to $1,839, a $1,508 spread on the same certified stone. Brilliant Earth lists it at $1,839. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG690503222
Dimensions7.59 × 6.36 × 4.32 mm
L/W Ratio1.19
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
7.59 mm6.36 mm1.25 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG690503222
Side View
Table 62.0%Crown 34.4°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 56.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,839 SGD|Low: $282 SGD|High: $2,836 SGD|Avg: $1,035 SGD|-35.1%
Brilliant Earth
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 9$331 SGD
Retailer 7$618 SGD
Retailer 10$626 SGD
Retailer 11$631 SGD
Retailer 6$674 SGD
Retailer 12$704 SGD
Retailer 8$890 SGD
Retailer 5$1,178 SGD
Retailer 4$1,261 SGD
Retailer 2$1,460 SGD
Retailer 3$1,699 SGD
Brilliant Earth$1,839 SGD

32 data points across 12 retailers

8 retailers$331 SGD to $1,839 SGD

A
Cheapest Retailer
-
$331 SGD
Final sale: no returns
A
Retailer 2
-
$618 SGD
View
A
Retailer 3
-
$674 SGD
View
Retailer 4
-
$890 SGD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$1,000 SGD
View
A
Retailer 6
-
$1,178 SGD
View
B+
Retailer 7
-
$1,460 SGD
View
Most Expensive
B+
Brilliant Earth
15472559A · Nov 2
$1,839 SGD
$1,440 USD
View
7 more retailers have this diamond
Prices start from $331 SGDSave up to $1,508 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
1.25ct Heart
$331 SGD