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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG780667687

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780667687

Diamond specifications and retailer prices

From $292 SGD
$228 USD
As of October 30, 2026
Save $2,509 SGD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,801 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 LG780667687 or 780667687. Listed at 23 retailers as of October 30, 2026, with prices from $292 to $2,801, a $2,509 spread on the same certified stone. Do Amore Diamonds lists it at $2,801. 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 angle33°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780667687
Dimensions10.43 × 5.33 × 3.26 mm
L/W Ratio1.96
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
10.43 mm5.33 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780667687
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 39.9°Culet: NoneDepth 61.2%

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: Oct 30
Current: $2,801 SGD|Low: $292 SGD|High: $2,801 SGD|Avg: $1,094 SGD
Do Amore Diamonds
Retailer 2
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Retailer 22
November 2, 2026
Retailer 11$292 SGD
Retailer 6$326 SGD
Retailer 19$339 SGD
Retailer 3$362 SGD
Retailer 8$362 SGD
Retailer 17$412 SGD
Retailer 5$450 SGD
Retailer 22$485 SGD
Retailer 21$574 SGD
Retailer 18$638 SGD
Retailer 10$684 SGD
Retailer 13$690 SGD
Retailer 2$755 SGD
Retailer 20$1,169 SGD
Retailer 12$1,285 SGD
Retailer 9$1,422 SGD
Retailer 14$1,504 SGD
Retailer 7$1,559 SGD
Retailer 16$1,603 SGD
Retailer 4$1,641 SGD
Retailer 15$2,549 SGD
Do Amore Diamonds$2,801 SGD

37 data points across 22 retailers

23 retailers$292 SGD to $2,801 SGD

A
Cheapest Retailer
-
$292 SGD
$228 USD
A
Retailer 2
-
$326 SGD
$255 USD
View
Final sale: no returns
A
Retailer 3
-
$339 SGD
$265 USD
View
Retailer 4
-
$362 SGD
$283 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$362 SGD
$283 USD
View
A
Retailer 6
-
$412 SGD
£254 GBP
View
A
Retailer 7
-
$450 SGD
$352 USD
View
A
Retailer 8
-
$485 SGD
$379 USD
View
A
Retailer 9
-
$574 SGD
$449 USD
View
A
Retailer 10
-
$638 SGD
€475 EUR
View
A
Retailer 11
-
$690 SGD
ZAR 8,722 ZAR
View
A
Retailer 12
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$755 SGD
£465 GBP
View
B+
Retailer 13
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$1,169 SGD
$914 USD
View
B+
Retailer 14
-
$1,279 SGD
$1,000 USD
View
B+
Retailer 15
-
$1,285 SGD
$1,005 USD
View
B+
Retailer 16
-
$1,394 SGD
$1,090 USD
View
B+
Retailer 17
-
$1,422 SGD
$1,112 USD
View
B
Retailer 18
-
$1,504 SGD
$1,176 USD
View
B
Retailer 19
-
$1,559 SGD
£960 GBP
View
B+
Retailer 20
-
$1,603 SGD
£987 GBP
View
B
Retailer 21
-
$1,641 SGD
$1,283 USD
View
B
Retailer 22
-
$2,549 SGD
$1,993 USD
View
Most Expensive
B
Do Amore Diamonds
27-EB17D2E02 · Oct 31
$2,801 SGD
$2,190 USD
View
22 more retailers have this diamond
Prices start from $292 SGDSave up to $2,509 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
$292 SGD