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Marquise|Lab Grown|IGI

1.29ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG800679398

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800679398

Diamond specifications and retailer prices

From $654 SGD
As of November 4, 2026
Save $2,945 SGD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,600 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800679398 or 800679398. Listed at 13 retailers as of November 1, 2026, with prices from $654 to $3,600, a $2,945 spread on the same certified stone. MOH London lists it at $3,600. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800679398
Dimensions11.39 × 5.72 × 3.52 mm
L/W Ratio1.99
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
11.39 mm5.72 mm1.29 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800679398
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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 4
Current: $3,600 SGD|Low: $654 SGD|High: $4,422 SGD|Avg: $2,150 SGD|-15.4%
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
November 4, 2026
Retailer 2$654 SGD
Retailer 7$805 SGD
Retailer 8$1,016 SGD
Retailer 5$1,229 SGD
Retailer 10$1,305 SGD
Retailer 13$1,325 SGD
Retailer 12$1,486 SGD
Retailer 3$1,518 SGD
Retailer 11$1,884 SGD
Retailer 9$2,190 SGD
Retailer 6$3,105 SGD
Retailer 4$3,278 SGD
MOH London$3,600 SGD

41 data points across 13 retailers

13 retailers$654 SGD to $3,600 SGD

A
Cheapest Retailer
-
$654 SGD
A
Retailer 2
-
$805 SGD
View
A
Retailer 3
-
$1,016 SGD
View
B+
Retailer 4
-
$1,229 SGD
View
A
Retailer 5
-
$1,305 SGD
View
A
Retailer 6
-
$1,325 SGD
View
B+
Retailer 7
-
$1,486 SGD
View
B+
Retailer 8
-
$1,518 SGD
View
B+
Retailer 9
-
$1,884 SGD
View
B+
Retailer 10
-
$2,190 SGD
View
B
Retailer 11
-
$3,105 SGD
View
Retailer 12
-
$3,278 SGD
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
LG800679398 · Nov 1
$3,600 SGD
£2,218 GBP
View
12 more retailers have this diamond
Prices start from $654 SGDSave up to $2,945 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
1.29ct Marquise
$654 SGD