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Round|Lab Grown|IGI

1.23ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG628409000

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628409000

Diamond specifications and retailer prices

From $313 CAD
$223 USD
As of October 29, 2026
Save $2,693 CAD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,006 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628409000 or 628409000. Listed at 21 retailers as of October 29, 2026, with prices from $313 to $3,006, a $2,693 spread on the same certified stone. Do Amore Diamonds lists it at $3,006. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628409000
Dimensions6.86 × 6.80 × 4.23 mm
L/W Ratio1.01
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
6.86 mm6.80 mm1.23 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628409000
Side View
Table 57.0%Crown 36.1°Girdle: MediumPavilion 40.3°Culet: NoneDepth 62.0%

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: $3,006 CAD|Low: $309 CAD|High: $3,090 CAD|Avg: $999 CAD|-2.7%
Do Amore Diamonds
Retailer 2
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Retailer 20
October 29, 2026
Retailer 18$313 CAD
Retailer 5$350 CAD
Retailer 19$364 CAD
Retailer 17$389 CAD
Retailer 20$389 CAD
Retailer 9$523 CAD
Retailer 4$697 CAD
Retailer 10$714 CAD
Retailer 7$729 CAD
Retailer 14$738 CAD
Retailer 15$809 CAD
Retailer 12$856 CAD
Retailer 16$1,047 CAD
Retailer 6$1,080 CAD
Retailer 13$1,245 CAD
Retailer 11$1,621 CAD
Retailer 3$1,658 CAD
Retailer 2$1,730 CAD
Retailer 8$1,780 CAD
Do Amore Diamonds$3,006 CAD

30 data points across 20 retailers

21 retailers$313 CAD to $3,006 CAD

A
Cheapest Retailer
-
$313 CAD
$223 USD
A
Retailer 2
-
$350 CAD
$249 USD
View
Final sale: no returns
A
Retailer 3
-
$364 CAD
$259 USD
View
A
Retailer 4
-
$389 CAD
$277 USD
View
A
Retailer 5
-
$523 CAD
$372 USD
View
A
Retailer 6
-
$593 CAD
HK$3,300 HKD
View
Price last confirmed 55 days ago
A
Retailer 7
-
$697 CAD
£391 GBP
View
Price last confirmed 12 days ago
A
Retailer 8
-
$714 CAD
$508 USD
View
A
Retailer 9
-
$729 CAD
$519 USD
View
A
Retailer 10
-
$738 CAD
ZAR 8,486 ZAR
View
B+
Retailer 11
-
$809 CAD
£454 GBP
View
B+
Retailer 12
-
$856 CAD
A$938 AUD
View
B+
Retailer 13
-
$1,047 CAD
A$1,147 AUD
View
B+
Retailer 14
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$1,080 CAD
$769 USD
View
B+
Retailer 15
-
$1,245 CAD
A$1,364 AUD
View
B
Retailer 16
-
$1,587 CAD
$1,130 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$1,621 CAD
$1,154 USD
View
B
Retailer 18
-
$1,658 CAD
$1,180 USD
View
Price last confirmed 11 days ago
B
Retailer 19
-
$1,730 CAD
£970 GBP
View
B
Retailer 20
-
$1,780 CAD
$1,268 USD
View
Most Expensive
B
Do Amore Diamonds
27-610A9F749 · Oct 29
$3,006 CAD
$2,140 USD
View
20 more retailers have this diamond
Prices start from $313 CADSave up to $2,693 CAD

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
1.23ct Round
$313 CAD