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Marquise|Lab Grown|IGI

1.22ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG689566207

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG689566207

Diamond specifications and retailer prices

From $488 SGD
As of November 4, 2026
Save $2,119 SGD (81%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $2,607 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 LG689566207 or 689566207. Listed at 29 retailers as of November 4, 2026, with prices from $488 to $2,607, a $2,119 spread on the same certified stone. Brilliant Earth lists it at $2,607. 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 angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689566207
Dimensions10.88 × 5.60 × 3.57 mm
L/W Ratio1.94
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
10.88 mm5.60 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689566207
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $2,607 SGD|Low: $350 SGD|High: $3,374 SGD|Avg: $1,566 SGD|-5.6%
Brilliant Earth
Retailer 2
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Retailer 23
November 5, 2026
Retailer 16$350 SGD
Retailer 20$488 SGD
Retailer 18$621 SGD
Retailer 14$707 SGD
Retailer 17$709 SGD
Retailer 23$767 SGD
Retailer 2$961 SGD
Retailer 11$995 SGD
Retailer 12$1,084 SGD
Retailer 9$1,090 SGD
Retailer 8$1,219 SGD
Retailer 6$1,234 SGD
Retailer 19$1,330 SGD
Retailer 22$1,587 SGD
Retailer 21$1,740 SGD
Retailer 7$1,794 SGD
Retailer 4$1,820 SGD
Retailer 10$1,949 SGD
Retailer 5$2,071 SGD
Retailer 3$2,102 SGD
Retailer 13$2,162 SGD
Retailer 15$2,193 SGD
Brilliant Earth$2,607 SGD

27 data points across 23 retailers

29 retailers$488 SGD to $2,607 SGD

Retailer 1
-
$350 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$488 SGD
View
Final sale: no returns
Retailer 3
-
$593 SGD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$621 SGD
View
Retailer 5
-
$663 SGD
View
Price last confirmed 37 days ago
Retailer 6
-
$707 SGD
View
Price last confirmed 28 days ago
Retailer 7
-
$707 SGD
View
Price last confirmed 26 days ago
A
Retailer 8
-
$709 SGD
View
Retailer 9
-
$725 SGD
View
Price last confirmed 37 days ago
A
Retailer 10
-
$767 SGD
View
A
Retailer 11
-
$961 SGD
View
B+
Retailer 12
-
$995 SGD
View
B+
Retailer 13
-
$1,084 SGD
View
B+
Retailer 14
-
$1,090 SGD
View
B+
Retailer 15
-
$1,219 SGD
View
B+
Retailer 16
-
$1,234 SGD
View
B+
Retailer 17
-
$1,330 SGD
View
B+
Retailer 18
-
$1,587 SGD
View
B+
Retailer 19
-
$1,740 SGD
View
B
Retailer 20
-
$1,794 SGD
View
B
Retailer 21
-
$1,820 SGD
View
Retailer 22
-
$1,949 SGD
View
Price last confirmed 8 days ago
B
Retailer 23
-
$2,071 SGD
View
B
Retailer 24
-
$2,102 SGD
View
B
Retailer 25
-
$2,162 SGD
View
Retailer 26
-
$2,193 SGD
View
Price last confirmed 28 days ago
Retailer 27
-
$2,272 SGD
View
Price last confirmed 26 days ago
Retailer 28
-
$2,362 SGD
View
Price last confirmed 36 days ago
Most Expensive
B
Brilliant Earth
13943324A · Nov 4
$2,607 SGD
$2,040 USD
View
28 more retailers have this diamond
Prices start from $488 SGDSave up to $2,119 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
$488 SGD