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Round|Lab Grown|IGI

1.22ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG818644658

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644658

Diamond specifications and retailer prices

From $506 SGD
$396 USD
As of October 29, 2026
Save $2,984 SGD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,490 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818644658 or 818644658. Listed at 21 retailers as of October 29, 2026, with prices from $506 to $3,490, a $2,984 spread on the same certified stone. Brilliant Earth lists it at $3,490. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644658
Dimensions6.86 × 6.91 × 4.13 mm
L/W Ratio1.01
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
6.86 mm6.91 mm1.22 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644658
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.0%

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: Oct 29
Current: $3,490 SGD|Low: $486 SGD|High: $3,490 SGD|Avg: $1,318 SGD
Brilliant Earth
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
November 1, 2026
Retailer 13$506 SGD
Retailer 4$568 SGD
Retailer 6$568 SGD
Retailer 14$628 SGD
Retailer 10$818 SGD
Retailer 8$987 SGD
Retailer 2$997 SGD
Retailer 7$1,020 SGD
Retailer 9$1,080 SGD
Retailer 12$1,510 SGD
Retailer 3$2,000 SGD
Retailer 5$2,020 SGD
Retailer 11$2,458 SGD
Brilliant Earth$3,490 SGD

42 data points across 14 retailers

21 retailers$506 SGD to $3,490 SGD

A
Cheapest Retailer
-
$506 SGD
$396 USD
A
Retailer 2
-
$568 SGD
$444 USD
View
A
Retailer 3
-
$568 SGD
$444 USD
View
Final sale: no returns
A
Retailer 4
-
$628 SGD
$491 USD
View
A
Retailer 5
-
$628 SGD
$491 USD
View
A
Retailer 6
-
$687 SGD
HK$4,200 HKD
View
B+
Retailer 7
-
$818 SGD
$640 USD
View
B+
Retailer 8
-
$844 SGD
$660 USD
View
B+
Retailer 9
-
$986 SGD
$771 USD
View
B+
Retailer 10
-
$987 SGD
€735 EUR
View
B+
Retailer 11
-
$997 SGD
£614 GBP
View
B+
Retailer 12
-
$1,020 SGD
£628 GBP
View
B+
Retailer 13
-
$1,080 SGD
ZAR 13,643 ZAR
View
B
Retailer 14
-
$1,510 SGD
$1,181 USD
View
B
Retailer 15
-
$2,000 SGD
View
B
Retailer 16
-
$2,020 SGD
$1,580 USD
View
B
Retailer 17
-
$2,066 SGD
$1,616 USD
View
B
Retailer 18
-
$2,302 SGD
$1,801 USD
View
B
Retailer 19
-
$2,327 SGD
$1,820 USD
View
B
Retailer 20
-
$2,458 SGD
£1,514 GBP
View
Most Expensive
B
Brilliant Earth
21370825A · Oct 31
$3,490 SGD
$2,730 USD
View
20 more retailers have this diamond
Prices start from $506 SGDSave up to $2,984 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 Round
$506 SGD