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Heart|Lab Grown|IGI

1.03ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818671734

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818671734

Diamond specifications and retailer prices

From $493 SGD
As of November 3, 2026
Save $1,651 SGD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,144 SGD at MOH London · As of November 3, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct 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 LG818671734 or 818671734. Listed at 18 retailers as of November 3, 2026, with prices from $493 to $2,144, a $1,651 spread on the same certified stone. MOH London lists it at $2,144. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818671734
Dimensions6.33 × 6.96 × 4.06 mm
L/W Ratio1.10
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
6.33 mm6.96 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818671734
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $2,144 SGD|Low: $493 SGD|High: $2,465 SGD|Avg: $1,290 SGD|-12.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 4$493 SGD
Retailer 5$663 SGD
Retailer 9$741 SGD
Retailer 11$773 SGD
Retailer 13$791 SGD
Retailer 2$834 SGD
Retailer 8$882 SGD
Retailer 7$946 SGD
Retailer 3$1,247 SGD
Retailer 10$1,349 SGD
Retailer 6$1,587 SGD
Retailer 12$2,120 SGD
MOH London$2,144 SGD

39 data points across 13 retailers

18 retailers$493 SGD to $2,144 SGD

A
Cheapest Retailer
-
$493 SGD
Final sale: no returns
Retailer 2
-
$533 SGD
View
Price last confirmed 28 days ago
Retailer 3
-
$599 SGD
View
Price last confirmed 37 days ago
Retailer 4
-
$654 SGD
View
Price last confirmed 41 days ago
Retailer 5
-
$661 SGD
View
Price last confirmed 33 days ago
Retailer 6
-
$661 SGD
View
Price last confirmed 24 days ago
A
Retailer 7
-
$741 SGD
View
B+
Retailer 8
-
$773 SGD
View
B+
Retailer 9
-
$791 SGD
View
B+
Retailer 10
-
$834 SGD
View
B+
Retailer 11
-
$882 SGD
View
B+
Retailer 12
-
$946 SGD
View
B+
Retailer 13
-
$1,247 SGD
View
B+
Retailer 14
-
$1,349 SGD
View
B+
Retailer 15
-
$1,587 SGD
View
B
Retailer 16
-
$2,120 SGD
View
Retailer 17
-
$2,124 SGD
View
Price last confirmed 31 days ago
Most Expensive
B
MOH London
LG818671734 · Nov 3
$2,144 SGD
£1,321 GBP
View
17 more retailers have this diamond
Prices start from $493 SGDSave up to $1,651 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
1.03ct Heart
$493 SGD