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Marquise|Lab Grown|IGI

0.51ct D FL Marquise Lab Grown Diamond

VG • D/FL • IGI LG845658670

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845658670

Diamond specifications and retailer prices

From $288 SGD
As of November 5, 2026
Save $1,245 SGD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,532 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845658670 or 845658670. Listed at 15 retailers as of November 4, 2026, with prices from $288 to $1,532, a $1,245 spread on the same certified stone. Reve Diamonds lists it at $1,532. 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

0.51
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845658670
Dimensions7.99 × 4.13 × 2.59 mm
L/W Ratio1.93
Girdle conditionFaceted
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
7.99 mm4.13 mm0.51 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845658670
Side View
Table 59.0%Crown 35.1°Girdle: Slightly ThickPavilion 39.4°Culet: NoneDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $580 SGD|Low: $288 SGD|High: $1,532 SGD|Avg: $746 SGD|-0.4%
Retailer 1
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
Reve Diamonds
November 5, 2026
Retailer 14$288 SGD
Retailer 8$299 SGD
Retailer 10$319 SGD
Retailer 2$359 SGD
Retailer 4$460 SGD
Retailer 3$553 SGD
Retailer 13$575 SGD
Retailer 1$580 SGD
Retailer 9$580 SGD
Retailer 6$866 SGD
Retailer 11$1,027 SGD
Retailer 12$1,031 SGD
Retailer 5$1,095 SGD
Retailer 7$1,494 SGD
Reve Diamonds$1,532 SGD

10 data points across 15 retailers

15 retailers$288 SGD to $1,532 SGD

A
Cheapest Retailer
-
$288 SGD
Final sale: no returns
A
Retailer 2
-
$299 SGD
View
A
Retailer 3
-
$319 SGD
View
A
Retailer 4
-
$359 SGD
View
A
Retailer 5
-
$460 SGD
View
B+
Retailer 6
-
$553 SGD
View
B+
Retailer 7
-
$575 SGD
View
B+
Retailer 8
-
$580 SGD
View
B+
Retailer 9
-
$580 SGD
View
B+
Retailer 10
-
$866 SGD
View
B
Retailer 11
-
$1,027 SGD
View
B
Retailer 12
-
$1,031 SGD
View
B
Retailer 13
-
$1,095 SGD
View
B
Retailer 14
-
$1,494 SGD
View
Most Expensive
B
Reve Diamonds
2828CD641 · Nov 4
$1,532 SGD
$1,199 USD
View
14 more retailers have this diamond
Prices start from $288 SGDSave up to $1,245 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
$288 SGD