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Marquise|Lab Grown|IGI

1.05ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG799631335

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799631335

Diamond specifications and retailer prices

From $406 SGD
As of November 5, 2026
Save $2,136 SGD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,542 SGD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799631335 or 799631335. Listed at 26 retailers as of November 3, 2026, with prices from $406 to $2,542, a $2,136 spread on the same certified stone. Brilliant Earth lists it at $2,542. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799631335
Dimensions10.60 × 5.37 × 3.28 mm
L/W Ratio1.97
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
10.60 mm5.37 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799631335
Side View
Table 59.0%Crown 32.7°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.1%

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 5
Current: $2,542 SGD|Low: $364 SGD|High: $3,257 SGD|Avg: $1,113 SGD|-22.0%
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 5, 2026
Retailer 5$364 SGD
Retailer 4$451 SGD
Retailer 9$462 SGD
Retailer 7$607 SGD
Retailer 13$651 SGD
Retailer 14$740 SGD
Retailer 12$777 SGD
Retailer 2$787 SGD
Retailer 15$828 SGD
Retailer 10$1,105 SGD
Retailer 11$1,167 SGD
Retailer 3$1,635 SGD
Retailer 8$1,800 SGD
Retailer 6$1,890 SGD
Brilliant Earth$2,542 SGD

34 data points across 15 retailers

26 retailers$406 SGD to $2,542 SGD

Retailer 1
-
$364 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$406 SGD
View
Final sale: no returns
Retailer 3
-
$422 SGD
View
Price last confirmed 21 days ago
Retailer 4
-
$451 SGD
View
Price last confirmed 11 days ago
Retailer 5
-
$451 SGD
View
Price last confirmed 33 days ago
A
Retailer 6
-
$462 SGD
View
A
Retailer 7
-
$607 SGD
View
A
Retailer 8
-
$651 SGD
View
A
Retailer 9
-
$740 SGD
View
A
Retailer 10
-
$760 SGD
View
A
Retailer 11
-
$777 SGD
View
A
Retailer 12
-
$787 SGD
View
A
Retailer 13
-
$787 SGD
View
B+
Retailer 14
-
$828 SGD
View
B+
Retailer 15
-
$1,105 SGD
View
B+
Retailer 16
-
$1,167 SGD
View
B+
Retailer 17
-
$1,206 SGD
View
B+
Retailer 18
-
$1,385 SGD
View
Retailer 19
-
$1,448 SGD
View
Price last confirmed 36 days ago
B
Retailer 20
-
$1,512 SGD
View
Retailer 21
-
$1,635 SGD
View
Price last confirmed 8 days ago
B
Retailer 22
-
$1,751 SGD
View
B+
Retailer 23
-
$1,800 SGD
View
B
Retailer 24
-
$1,869 SGD
View
Retailer 25
-
$1,890 SGD
View
Price last confirmed 28 days ago
Most Expensive
B
Brilliant Earth
20485595A · Nov 3
$2,542 SGD
$1,990 USD
View
25 more retailers have this diamond
Prices start from $406 SGDSave up to $2,136 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
1.05ct Marquise
$406 SGD