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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG788621212

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788621212

Diamond specifications and retailer prices

From $659 SGD
$515 USD
As of November 1, 2026
Save $2,871 SGD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,530 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788621212 or 788621212. Listed at 20 retailers as of November 1, 2026, with prices from $659 to $3,530, a $2,871 spread on the same certified stone. Brilliant Earth lists it at $3,530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621212
Dimensions10.12 × 5.41 × 3.33 mm
L/W Ratio1.87
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
10.12 mm5.41 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621212
Side View
Table 63.0%Crown 37.2°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.6%

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 1
Current: $3,530 SGD|Low: $565 SGD|High: $3,530 SGD|Avg: $1,437 SGD
Brilliant Earth
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 2, 2026
Retailer 15$590 SGD
Retailer 6$659 SGD
Retailer 3$730 SGD
Retailer 13$730 SGD
Retailer 12$844 SGD
Retailer 14$982 SGD
Retailer 5$1,008 SGD
Retailer 9$1,200 SGD
Retailer 8$1,260 SGD
Retailer 2$1,712 SGD
Retailer 11$1,907 SGD
Retailer 4$1,933 SGD
Retailer 7$2,124 SGD
Retailer 10$2,683 SGD
Brilliant Earth$3,530 SGD

45 data points across 15 retailers

20 retailers$659 SGD to $3,530 SGD

Retailer 1
-
$590 SGD
$461 USD
Price last confirmed 25 days ago
A
Retailer 2
-
$659 SGD
$515 USD
View
Final sale: no returns
Retailer 3
-
$660 SGD
$516 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$730 SGD
$571 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$730 SGD
$571 USD
View
Price last confirmed 30 days ago
B+
Retailer 6
-
$842 SGD
$658 USD
View
B+
Retailer 7
-
$844 SGD
$660 USD
View
B+
Retailer 8
-
$982 SGD
$768 USD
View
B+
Retailer 9
-
$1,008 SGD
$788 USD
View
B+
Retailer 10
-
$1,200 SGD
£739 GBP
View
B+
Retailer 11
-
$1,260 SGD
ZAR 15,914 ZAR
View
B
Retailer 12
-
$1,712 SGD
$1,339 USD
View
B+
Retailer 13
-
$1,907 SGD
€1,420 EUR
View
B
Retailer 14
-
$1,933 SGD
View
B
Retailer 15
-
$2,124 SGD
£1,308 GBP
View
Retailer 16
-
$2,348 SGD
$1,836 USD
View
Price last confirmed 33 days ago
B
Retailer 17
-
$2,388 SGD
$1,867 USD
View
B
Retailer 18
-
$2,590 SGD
$2,025 USD
View
B
Retailer 19
-
$2,683 SGD
£1,652 GBP
View
Most Expensive
B
Brilliant Earth
20045951A · Nov 2
$3,530 SGD
$2,760 USD
View
19 more retailers have this diamond
Prices start from $659 SGDSave up to $2,871 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
1.03ct Marquise
$659 SGD