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Marquise|Lab Grown|IGI

1.22ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG742544024

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG742544024

Diamond specifications and retailer prices

From $570 SGD
As of November 4, 2026
Save $2,701 SGD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,271 SGD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.22ct lab-grown marquise diamond

This 1.22ct 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 LG742544024 or 742544024. Listed at 23 retailers as of November 4, 2026, with prices from $570 to $3,271, a $2,701 spread on the same certified stone. Brilliant Earth lists it at $3,271. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742544024
Dimensions11.01 × 5.53 × 3.48 mm
L/W Ratio1.99
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
11.01 mm5.53 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742544024
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.9%

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 4
Current: $3,271 SGD|Low: $570 SGD|High: $3,808 SGD|Avg: $1,572 SGD|-14.1%
Brilliant Earth
Retailer 2
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Retailer 23
November 5, 2026
Retailer 16$570 SGD
Retailer 11$636 SGD
Retailer 7$638 SGD
Retailer 5$707 SGD
Retailer 23$707 SGD
Retailer 6$768 SGD
Retailer 19$888 SGD
Retailer 20$990 SGD
Retailer 10$995 SGD
Retailer 4$1,084 SGD
Retailer 12$1,109 SGD
Retailer 2$1,156 SGD
Retailer 17$1,218 SGD
Retailer 18$1,721 SGD
Retailer 3$1,899 SGD
Retailer 21$1,962 SGD
Retailer 9$2,064 SGD
Retailer 15$2,244 SGD
Retailer 22$2,271 SGD
Retailer 8$2,312 SGD
Retailer 14$2,528 SGD
Retailer 13$2,588 SGD
Brilliant Earth$3,271 SGD

39 data points across 23 retailers

23 retailers$570 SGD to $3,271 SGD

A
Cheapest Retailer
-
$570 SGD
A
Retailer 2
-
$636 SGD
View
Final sale: no returns
A
Retailer 3
-
$638 SGD
View
Retailer 4
-
$707 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$707 SGD
View
A
Retailer 6
-
$768 SGD
View
A
Retailer 7
-
$888 SGD
View
Retailer 8
-
$990 SGD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$995 SGD
View
B+
Retailer 10
-
$1,084 SGD
View
B+
Retailer 11
-
$1,109 SGD
View
B+
Retailer 12
-
$1,156 SGD
View
B+
Retailer 13
-
$1,218 SGD
View
B+
Retailer 14
-
$1,721 SGD
View
B
Retailer 15
-
$1,899 SGD
View
Retailer 16
-
$1,962 SGD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$2,064 SGD
View
B
Retailer 18
-
$2,244 SGD
View
B
Retailer 19
-
$2,271 SGD
View
B
Retailer 20
-
$2,312 SGD
View
B
Retailer 21
-
$2,528 SGD
View
B
Retailer 22
-
$2,588 SGD
View
Most Expensive
B
Brilliant Earth
19056503A · Nov 4
$3,271 SGD
$2,560 USD
View
22 more retailers have this diamond
Prices start from $570 SGDSave up to $2,701 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
1.22ct Marquise
$570 SGD