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Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG743550678

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG743550678

Diamond specifications and retailer prices

From $496 SGD
As of November 4, 2026
Save $2,162 SGD (81%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,658 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550678 or 743550678. Listed at 30 retailers as of November 4, 2026, with prices from $496 to $2,658, a $2,162 spread on the same certified stone. Brilliant Earth lists it at $2,658. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550678
Dimensions10.90 × 5.59 × 3.57 mm
L/W Ratio1.95
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
10.90 mm5.59 mm1.24 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550678
Side View
Table 59.0%Crown 36.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,658 SGD|Low: $355 SGD|High: $3,425 SGD|Avg: $1,594 SGD|-5.5%
Brilliant Earth
Retailer 2
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November 5, 2026
Retailer 16$355 SGD
Retailer 20$496 SGD
Retailer 18$638 SGD
Retailer 14$718 SGD
Retailer 17$722 SGD
Retailer 23$777 SGD
Retailer 2$978 SGD
Retailer 11$1,007 SGD
Retailer 9$1,107 SGD
Retailer 12$1,116 SGD
Retailer 8$1,237 SGD
Retailer 6$1,255 SGD
Retailer 19$1,341 SGD
Retailer 22$1,611 SGD
Retailer 21$1,766 SGD
Retailer 7$1,820 SGD
Retailer 4$1,843 SGD
Retailer 10$1,955 SGD
Retailer 5$2,105 SGD
Retailer 3$2,123 SGD
Retailer 13$2,140 SGD
Retailer 15$2,229 SGD
Brilliant Earth$2,658 SGD

28 data points across 23 retailers

30 retailers$496 SGD to $2,658 SGD

Retailer 1
-
$355 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$496 SGD
View
Final sale: no returns
Retailer 3
-
$602 SGD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$638 SGD
View
Retailer 5
-
$673 SGD
View
Price last confirmed 37 days ago
Retailer 6
-
$718 SGD
View
Price last confirmed 28 days ago
Retailer 7
-
$718 SGD
View
Price last confirmed 26 days ago
A
Retailer 8
-
$722 SGD
View
Retailer 9
-
$736 SGD
View
Price last confirmed 36 days ago
Retailer 10
-
$736 SGD
View
Price last confirmed 39 days ago
A
Retailer 11
-
$777 SGD
View
A
Retailer 12
-
$978 SGD
View
B+
Retailer 13
-
$1,007 SGD
View
B+
Retailer 14
-
$1,107 SGD
View
B+
Retailer 15
-
$1,116 SGD
View
B+
Retailer 16
-
$1,237 SGD
View
B+
Retailer 17
-
$1,255 SGD
View
B+
Retailer 18
-
$1,341 SGD
View
B+
Retailer 19
-
$1,611 SGD
View
B+
Retailer 20
-
$1,766 SGD
View
B+
Retailer 21
-
$1,820 SGD
View
B
Retailer 22
-
$1,843 SGD
View
Retailer 23
-
$1,955 SGD
View
Price last confirmed 8 days ago
B
Retailer 24
-
$2,105 SGD
View
B
Retailer 25
-
$2,123 SGD
View
B
Retailer 26
-
$2,140 SGD
View
Retailer 27
-
$2,229 SGD
View
Price last confirmed 28 days ago
Retailer 28
-
$2,308 SGD
View
Price last confirmed 26 days ago
Retailer 29
-
$2,397 SGD
View
Price last confirmed 36 days ago
Most Expensive
B
Brilliant Earth
16656237A · Nov 4
$2,658 SGD
$2,080 USD
View
29 more retailers have this diamond
Prices start from $496 SGDSave up to $2,162 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
1.24ct Marquise
$496 SGD