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Marquise|Lab Grown|IGI

0.51ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG436045412

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436045412

Diamond specifications and retailer prices

From $429 SGD
As of November 4, 2026
Save $1,698 SGD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,128 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436045412 or 436045412. Listed at 14 retailers as of November 4, 2026, with prices from $429 to $2,128, a $1,698 spread on the same certified stone. MOH London lists it at $2,128. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045412
Dimensions7.86 × 4.35 × 2.61 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.86 mm4.35 mm0.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436045412
Side View
Table 62.5%Crown 32.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,128 SGD|Low: $413 SGD|High: $2,160 SGD|Avg: $1,121 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
Retailer 16
Retailer 17
November 5, 2026
Retailer 12$429 SGD
Retailer 13$473 SGD
Retailer 4$479 SGD
Retailer 17$498 SGD
Retailer 3$533 SGD
Retailer 14$533 SGD
Retailer 6$613 SGD
Retailer 16$860 SGD
Retailer 2$962 SGD
Retailer 10$966 SGD
Retailer 7$1,015 SGD
Retailer 11$1,562 SGD
Retailer 15$1,712 SGD
Retailer 5$1,945 SGD
Retailer 8$2,064 SGD
MOH London$2,128 SGD
Retailer 9$2,138 SGD

29 data points across 17 retailers

14 retailers$429 SGD to $2,128 SGD

A
Cheapest Retailer
-
$429 SGD
B+
Retailer 2
-
$473 SGD
View
B+
Retailer 3
-
$479 SGD
View
Final sale: no returns
B+
Retailer 4
-
$498 SGD
View
Retailer 5
-
$533 SGD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$533 SGD
View
B
Retailer 7
-
$860 SGD
View
B
Retailer 8
-
$962 SGD
View
B
Retailer 9
-
$966 SGD
View
B
Retailer 10
-
$1,562 SGD
View
B
Retailer 11
-
$1,712 SGD
View
B
Retailer 12
-
$1,945 SGD
View
B
Retailer 13
-
$2,064 SGD
View
Most Expensive
B
MOH London
LG436045412 · Nov 5
$2,128 SGD
£1,311 GBP
View
13 more retailers have this diamond
Prices start from $429 SGDSave up to $1,698 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
0.51ct Marquise
$429 SGD