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Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG837626274

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837626274

Diamond specifications and retailer prices

From $715 CAD
$512 USD
As of October 30, 2026
Save $2,205 CAD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,562 CAD at Brilliant Earth · As of October 14, 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 LG837626274 or 837626274. Listed at 16 retailers as of October 25, 2026, with a 308% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837626274
Dimensions6.87 × 6.90 × 4.28 mm
L/W Ratio1.00
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
6.87 mm6.90 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837626274
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
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: $1,300 CAD|Low: $715 CAD|High: $2,947 CAD|Avg: $1,683 CAD|+2.1%
Retailer 1
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 4$715 CAD
Retailer 12$992 CAD
Retailer 7$1,150 CAD
Retailer 3$1,210 CAD
Retailer 15$1,245 CAD
Retailer 9$1,263 CAD
Retailer 1$1,300 CAD
Retailer 11$1,364 CAD
Retailer 8$1,808 CAD
Retailer 10$1,934 CAD
Retailer 2$2,046 CAD
Retailer 13$2,133 CAD
Retailer 5$2,510 CAD
Retailer 6$2,595 CAD
Retailer 16$2,613 CAD
Retailer 14$2,920 CAD

17 data points across 16 retailers

16 retailers$715 CAD to $2,920 CAD

A
Cheapest Retailer
-
$715 CAD
$512 USD
Final sale: no returns
A
Retailer 2
-
$992 CAD
$710 USD
View
B+
Retailer 3
-
$1,150 CAD
$823 USD
View
B+
Retailer 4
-
$1,245 CAD
$891 USD
View
B+
Retailer 5
-
$1,263 CAD
£712 GBP
View
B+
Retailer 6
-
$1,300 CAD
£733 GBP
View
B+
Retailer 7
-
$1,364 CAD
ZAR 15,774 ZAR
View
Retailer 8
-
$1,808 CAD
A$1,991 AUD
View
Price last confirmed 23 days ago
B+
Retailer 9
-
$1,934 CAD
A$2,130 AUD
View
Retailer 10
-
$2,046 CAD
$1,465 USD
View
Price last confirmed 17 days ago
B
Retailer 11
-
$2,133 CAD
$1,527 USD
View
Retailer 12
-
$2,510 CAD
SGD 2,428 SGD
View
Price last confirmed 18 days ago
Retailer 13
-
$2,595 CAD
$1,858 USD
View
Price last confirmed 19 days ago
B
Retailer 14
-
$2,613 CAD
$1,871 USD
View
B
Retailer 15
-
$2,920 CAD
£1,646 GBP
View
Most Expensive
Brilliant Earth
21722766A · Oct 14
$3,562 CAD
$2,550 USD
View
Price last confirmed 17 days ago
15 more retailers have this diamond
Prices start from $715 CADSave up to $2,205 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
$715 CAD