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Marquise|Lab Grown|IGI

1.21ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700514301

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700514301

Diamond specifications and retailer prices

From $473 SGD
As of November 4, 2026
Save $4,077 SGD (90%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $4,549 SGD at Do Amore Diamonds · As of November 4, 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 LG700514301 or 700514301. Listed at 29 retailers as of November 4, 2026, with prices from $473 to $4,549, a $4,077 spread on the same certified stone. Do Amore Diamonds lists it at $4,549. 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°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700514301
Dimensions11.27 × 5.42 × 3.46 mm
L/W Ratio2.08
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
11.27 mm5.42 mm1.21 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700514301
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.8%

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: $4,549 SGD|Low: $314 SGD|High: $4,549 SGD|Avg: $1,587 SGD|+50.8%
Do Amore Diamonds
Retailer 2
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Retailer 23
November 5, 2026
Retailer 16$314 SGD
Retailer 20$473 SGD
Retailer 15$635 SGD
Retailer 13$639 SGD
Retailer 17$719 SGD
Retailer 23$760 SGD
Retailer 14$810 SGD
Retailer 12$930 SGD
Retailer 2$953 SGD
Retailer 10$997 SGD
Retailer 7$1,209 SGD
Retailer 5$1,224 SGD
Retailer 19$1,320 SGD
Retailer 22$1,495 SGD
Retailer 21$1,726 SGD
Retailer 11$1,930 SGD
Retailer 6$1,931 SGD
Retailer 3$1,955 SGD
Retailer 4$2,065 SGD
Retailer 9$2,301 SGD
Retailer 18$2,339 SGD
Retailer 8$2,576 SGD
Do Amore Diamonds$4,549 SGD

30 data points across 23 retailers

29 retailers$473 SGD to $4,549 SGD

Retailer 1
-
$314 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$473 SGD
View
Final sale: no returns
Retailer 3
-
$533 SGD
View
Price last confirmed 36 days ago
Retailer 4
-
$597 SGD
View
Price last confirmed 37 days ago
Retailer 5
-
$635 SGD
View
Price last confirmed 28 days ago
Retailer 6
-
$635 SGD
View
Price last confirmed 26 days ago
A
Retailer 7
-
$639 SGD
View
Retailer 8
-
$652 SGD
View
Price last confirmed 37 days ago
A
Retailer 9
-
$719 SGD
View
A
Retailer 10
-
$760 SGD
View
A
Retailer 11
-
$810 SGD
View
A
Retailer 12
-
$930 SGD
View
A
Retailer 13
-
$953 SGD
View
B+
Retailer 14
-
$997 SGD
View
B+
Retailer 15
-
$1,209 SGD
View
B+
Retailer 16
-
$1,224 SGD
View
B+
Retailer 17
-
$1,320 SGD
View
B+
Retailer 18
-
$1,495 SGD
View
B+
Retailer 19
-
$1,726 SGD
View
Retailer 20
-
$1,930 SGD
View
Price last confirmed 8 days ago
B
Retailer 21
-
$1,931 SGD
View
B+
Retailer 22
-
$1,955 SGD
View
B
Retailer 23
-
$2,065 SGD
View
Retailer 24
-
$2,255 SGD
View
Price last confirmed 26 days ago
B
Retailer 25
-
$2,301 SGD
View
B
Retailer 26
-
$2,339 SGD
View
Retailer 27
-
$2,342 SGD
View
Price last confirmed 36 days ago
B
Retailer 28
-
$2,576 SGD
View
Most Expensive
B
Do Amore Diamonds
27-036702EDB · Nov 4
$4,549 SGD
$3,560 USD
View
28 more retailers have this diamond
Prices start from $473 SGDSave up to $4,077 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
$473 SGD