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Marquise|Lab Grown|IGI

1.21ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG795629390

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795629390

Diamond specifications and retailer prices

From $302 SGD
As of November 4, 2026
Save $2,599 SGD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,901 SGD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown marquise diamond

This 1.21ct 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 LG795629390 or 795629390. Listed at 15 retailers as of November 3, 2026, with prices from $302 to $2,901, a $2,599 spread on the same certified stone. Do Amore Diamonds lists it at $2,901. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795629390
Dimensions11.00 × 5.35 × 3.46 mm
L/W Ratio2.06
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
11.00 mm5.35 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795629390
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $2,901 SGD|Low: $295 SGD|High: $2,952 SGD|Avg: $1,258 SGD|-1.7%
Do Amore Diamonds
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 4, 2026
Retailer 13$302 SGD
Retailer 4$350 SGD
Retailer 2$424 SGD
Retailer 7$601 SGD
Retailer 15$633 SGD
Retailer 12$698 SGD
Retailer 6$781 SGD
Retailer 8$1,013 SGD
Retailer 14$1,208 SGD
Retailer 3$1,328 SGD
Retailer 9$1,655 SGD
Retailer 5$1,866 SGD
Retailer 10$2,156 SGD
Retailer 11$2,275 SGD
Do Amore Diamonds$2,901 SGD

39 data points across 15 retailers

15 retailers$302 SGD to $2,901 SGD

A+
Cheapest Retailer
-
$302 SGD
A
Retailer 2
-
$350 SGD
View
A
Retailer 3
-
$424 SGD
View
A
Retailer 4
-
$633 SGD
View
A
Retailer 5
-
$698 SGD
View
A
Retailer 6
-
$781 SGD
View
B+
Retailer 7
-
$1,013 SGD
View
B+
Retailer 8
-
$1,208 SGD
View
B+
Retailer 9
-
$1,328 SGD
View
B+
Retailer 10
-
$1,655 SGD
View
Retailer 11
-
$1,866 SGD
View
Price last confirmed 8 days ago
Retailer 12
-
$1,866 SGD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$2,156 SGD
View
B
Retailer 14
-
$2,275 SGD
View
Most Expensive
B
Do Amore Diamonds
27-595A3E66E · Nov 3
$2,901 SGD
$2,270 USD
View
14 more retailers have this diamond
Prices start from $302 SGDSave up to $2,599 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+
1.21ct Marquise
$302 SGD