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Heart|Lab Grown|IGI

1.16ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663659

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663659

Diamond specifications and retailer prices

From $480 SGD
As of November 4, 2026
Save $2,676 SGD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,156 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.16ct lab-grown heart diamond

This 1.16ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663659 or 846663659. Listed at 11 retailers as of November 4, 2026, with prices from $480 to $3,156, a $2,676 spread on the same certified stone. Brilliant Earth lists it at $3,156. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663659
Dimensions6.70 × 7.24 × 4.23 mm
L/W Ratio1.08
Girdle conditionFaceted
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
6.70 mm7.24 mm1.16 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663659
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 58.4%

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 4
Current: $3,156 SGD|Low: $432 SGD|High: $3,156 SGD|Avg: $1,268 SGD|+16.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 7$480 SGD
Retailer 4$528 SGD
Retailer 5$671 SGD
Retailer 3$767 SGD
Retailer 8$834 SGD
Retailer 10$979 SGD
Retailer 6$1,508 SGD
Retailer 9$1,652 SGD
Retailer 2$2,054 SGD
Retailer 11$2,068 SGD
Brilliant Earth$3,156 SGD

10 data points across 11 retailers

11 retailers$480 SGD to $3,156 SGD

A
Cheapest Retailer
-
$480 SGD
A
Retailer 2
-
$528 SGD
View
A
Retailer 3
-
$671 SGD
View
Retailer 4
-
$767 SGD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$834 SGD
View
B+
Retailer 6
-
$979 SGD
View
B
Retailer 7
-
$1,508 SGD
View
B
Retailer 8
-
$1,652 SGD
View
B
Retailer 9
-
$2,054 SGD
View
B
Retailer 10
-
$2,068 SGD
View
Most Expensive
B
Brilliant Earth
22319254A · Nov 4
$3,156 SGD
$2,470 USD
View
10 more retailers have this diamond
Prices start from $480 SGDSave up to $2,676 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
1.16ct Heart
$480 SGD