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Marquise|Lab Grown|IGI

1.25ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG773614839

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG773614839

Diamond specifications and retailer prices

From $477 SGD
As of November 4, 2026
Save $2,169 SGD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,645 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.25ct lab-grown marquise diamond

This 1.25ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG773614839 or 773614839. Listed at 23 retailers as of November 4, 2026, with prices from $477 to $2,645, a $2,169 spread on the same certified stone. Brilliant Earth lists it at $2,645. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773614839
Dimensions11.08 × 5.68 × 3.50 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
11.08 mm5.68 mm1.25 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773614839
Side View
Table 57.0%Crown 34.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,645 SGD|Low: $477 SGD|High: $2,827 SGD|Avg: $1,381 SGD|-1.9%
Brilliant Earth
Retailer 2
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Retailer 23
November 4, 2026
Retailer 16$477 SGD
Retailer 11$533 SGD
Retailer 7$553 SGD
Retailer 6$592 SGD
Retailer 23$592 SGD
Retailer 8$654 SGD
Retailer 19$780 SGD
Retailer 10$901 SGD
Retailer 12$942 SGD
Retailer 20$947 SGD
Retailer 17$1,018 SGD
Retailer 2$1,057 SGD
Retailer 4$1,117 SGD
Retailer 18$1,435 SGD
Retailer 3$1,734 SGD
Retailer 15$1,887 SGD
Retailer 22$1,900 SGD
Retailer 5$1,950 SGD
Retailer 21$2,045 SGD
Retailer 14$2,230 SGD
Retailer 9$2,298 SGD
Retailer 13$2,309 SGD
Brilliant Earth$2,645 SGD

41 data points across 23 retailers

23 retailers$477 SGD to $2,645 SGD

A
Cheapest Retailer
-
$477 SGD
A
Retailer 2
-
$533 SGD
View
Final sale: no returns
A
Retailer 3
-
$553 SGD
View
Retailer 4
-
$592 SGD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$592 SGD
View
A
Retailer 6
-
$654 SGD
View
A
Retailer 7
-
$780 SGD
View
A
Retailer 8
-
$901 SGD
View
A
Retailer 9
-
$942 SGD
View
Retailer 10
-
$947 SGD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$1,018 SGD
View
A
Retailer 12
-
$1,057 SGD
View
A
Retailer 13
-
$1,117 SGD
View
B+
Retailer 14
-
$1,435 SGD
View
B+
Retailer 15
-
$1,734 SGD
View
B+
Retailer 16
-
$1,887 SGD
View
B+
Retailer 17
-
$1,900 SGD
View
B+
Retailer 18
-
$1,950 SGD
View
B+
Retailer 19
-
$2,045 SGD
View
B
Retailer 20
-
$2,230 SGD
View
B
Retailer 21
-
$2,298 SGD
View
B
Retailer 22
-
$2,309 SGD
View
Most Expensive
B
Brilliant Earth
19064494A · Nov 4
$2,645 SGD
$2,070 USD
View
22 more retailers have this diamond
Prices start from $477 SGDSave up to $2,169 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 Marquise
$477 SGD