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Marquise|Lab Grown|IGI

1.51ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG780636510

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780636510

Diamond specifications and retailer prices

From $326 SGD
As of November 6, 2026
Save $1,286 SGD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,611 SGD at MOH London · As of November 5, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780636510 or 780636510. Listed at 17 retailers as of November 5, 2026, with prices from $326 to $1,611, a $1,286 spread on the same certified stone. MOH London lists it at $1,611. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780636510
Dimensions11.99 × 5.96 × 3.61 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.99 mm5.96 mm1.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780636510
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 60.6%

Caratlytics Score

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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 6
Current: $1,611 SGD|Low: $313 SGD|High: $1,636 SGD|Avg: $825 SGD|-0.3%
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
Retailer 15
November 6, 2026
Retailer 13$326 SGD
Retailer 5$377 SGD
Retailer 6$404 SGD
Retailer 14$404 SGD
Retailer 3$541 SGD
Retailer 11$609 SGD
Retailer 2$683 SGD
Retailer 8$720 SGD
Retailer 9$760 SGD
Retailer 7$837 SGD
Retailer 10$943 SGD
Retailer 12$1,238 SGD
Retailer 4$1,296 SGD
Retailer 15$1,587 SGD
MOH London$1,611 SGD

45 data points across 15 retailers

17 retailers$326 SGD to $1,611 SGD

A
Cheapest Retailer
-
$326 SGD
A
Retailer 2
-
$377 SGD
View
Retailer 3
-
$404 SGD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$404 SGD
View
B+
Retailer 5
-
$541 SGD
View
A
Retailer 6
-
$609 SGD
View
A
Retailer 7
-
$672 SGD
View
A
Retailer 8
-
$683 SGD
View
A
Retailer 9
-
$720 SGD
View
A
Retailer 10
-
$760 SGD
View
A
Retailer 11
-
$837 SGD
View
A
Retailer 12
-
$943 SGD
View
B+
Retailer 13
-
$1,238 SGD
View
B
Retailer 14
-
$1,296 SGD
View
B
Retailer 15
-
$1,361 SGD
View
B
Retailer 16
-
$1,587 SGD
View
Most Expensive
B
MOH London
LG780636510 · Nov 5
$1,611 SGD
£990 GBP
View
16 more retailers have this diamond
Prices start from $326 SGDSave up to $1,286 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
$326 SGD