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Marquise|Lab Grown|IGI

1.51ct E FL Marquise Lab Grown Diamond

GD • E/FL • IGI LG768630028

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768630028

Diamond specifications and retailer prices

From $1,133 SGD
$886 USD
As of October 30, 2026
Save $3,361 SGD (75%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,494 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG768630028 or 768630028. Listed at 14 retailers as of October 29, 2026, with prices from $1,133 to $4,494, a $3,361 spread on the same certified stone. MOH London lists it at $4,494. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
E
Colour
FL
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768630028
Dimensions11.60 × 5.94 × 3.81 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
11.60 mm5.94 mm1.51 ctE / FL
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768630028
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 64.1%

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: Oct 30
Current: $4,494 SGD|Low: $1,133 SGD|High: $5,893 SGD|Avg: $3,232 SGD|-16.8%
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
Retailer 14
November 1, 2026
Retailer 14$1,133 SGD
Retailer 11$1,386 SGD
Retailer 4$1,555 SGD
Retailer 3$1,803 SGD
Retailer 2$1,830 SGD
Retailer 8$1,915 SGD
Retailer 9$2,192 SGD
Retailer 13$3,058 SGD
Retailer 6$3,652 SGD
Retailer 10$4,110 SGD
Retailer 5$4,260 SGD
Retailer 7$4,321 SGD
Retailer 12$4,421 SGD
MOH London$4,494 SGD

43 data points across 14 retailers

14 retailers$1,133 SGD to $4,494 SGD

A
Cheapest Retailer
-
$1,133 SGD
$886 USD
A
Retailer 2
-
$1,386 SGD
$1,084 USD
View
A
Retailer 3
-
$1,555 SGD
HK$9,500 HKD
View
B+
Retailer 4
-
$1,803 SGD
$1,410 USD
View
B+
Retailer 5
-
$1,830 SGD
£1,127 GBP
View
B+
Retailer 6
-
$1,915 SGD
€1,427 EUR
View
B+
Retailer 7
-
$2,192 SGD
ZAR 27,702 ZAR
View
Retailer 8
-
$3,058 SGD
$2,392 USD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$3,652 SGD
$2,857 USD
View
B
Retailer 10
-
$4,110 SGD
$3,215 USD
View
B
Retailer 11
-
$4,260 SGD
$3,333 USD
View
B
Retailer 12
-
$4,321 SGD
$3,380 USD
View
B
Retailer 13
-
$4,421 SGD
$3,458 USD
View
Most Expensive
B
MOH London
LG768630028 · Oct 29
$4,494 SGD
£2,768 GBP
View
13 more retailers have this diamond
Prices start from $1,133 SGDSave up to $3,361 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
1.51ct Marquise
$1,133 SGD