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Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG842612342

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842612342

Diamond specifications and retailer prices

From $406 CAD
$291 USD
As of October 30, 2026
Save $1,759 CAD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,165 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842612342 or 842612342. Listed at 16 retailers as of October 30, 2026, with prices from $406 to $2,165, a $1,759 spread on the same certified stone. Brilliant Earth lists it at $2,165. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842612342
Dimensions6.89 × 6.93 × 4.24 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
6.89 mm6.93 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842612342
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.3%

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: Oct 30
Current: $2,165 CAD|Low: $406 CAD|High: $2,165 CAD|Avg: $946 CAD
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 15$406 CAD
Retailer 8$427 CAD
Retailer 2$451 CAD
Retailer 7$501 CAD
Retailer 16$608 CAD
Retailer 9$671 CAD
Retailer 12$717 CAD
Retailer 13$745 CAD
Retailer 4$774 CAD
Retailer 10$852 CAD
Retailer 3$1,097 CAD
Retailer 11$1,384 CAD
Retailer 5$1,453 CAD
Retailer 14$1,815 CAD
Retailer 6$1,893 CAD
Brilliant Earth$2,165 CAD

19 data points across 16 retailers

16 retailers$406 CAD to $2,165 CAD

A+
Cheapest Retailer
-
$406 CAD
$291 USD
Final sale: no returns
Retailer 2
-
$427 CAD
$306 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$451 CAD
$323 USD
View
A
Retailer 4
-
$501 CAD
HK$2,800 HKD
View
A
Retailer 5
-
$608 CAD
$435 USD
View
A
Retailer 6
-
$671 CAD
$480 USD
View
A
Retailer 7
-
$717 CAD
£404 GBP
View
A
Retailer 8
-
$745 CAD
€508 EUR
View
A
Retailer 9
-
$774 CAD
ZAR 8,953 ZAR
View
A
Retailer 10
-
$852 CAD
£480 GBP
View
A
Retailer 11
-
$1,097 CAD
A$1,208 AUD
View
B+
Retailer 12
-
$1,384 CAD
$991 USD
View
B+
Retailer 13
-
$1,453 CAD
SGD 1,406 SGD
View
B+
Retailer 14
-
$1,815 CAD
£1,023 GBP
View
Retailer 15
-
$1,893 CAD
$1,355 USD
View
Price last confirmed 10 days ago
Most Expensive
B+
Brilliant Earth
21813003A · Oct 30
$2,165 CAD
$1,550 USD
View
15 more retailers have this diamond
Prices start from $406 CADSave up to $1,759 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+
1.25ct Round
$406 CAD