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Round|Lab Grown|IGI

1.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG818644617

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818644617

Diamond specifications and retailer prices

From $404 CAD
$289 USD
As of October 29, 2026
Save $2,878 CAD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,282 CAD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.29ct lab-grown round diamond

This 1.29ct 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 LG818644617 or 818644617. Listed at 24 retailers as of October 27, 2026, with prices from $404 to $3,282, a $2,878 spread on the same certified stone. Queensmith lists it at $3,282. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818644617
Dimensions6.99 × 7.04 × 4.23 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
6.99 mm7.04 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818644617
Side View
Table 59.0%Crown 33.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.2%

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: $805 CAD|Low: $387 CAD|High: $2,556 CAD|Avg: $1,079 CAD|+1.5%
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
October 31, 2026
Retailer 3$404 CAD
Retailer 4$451 CAD
Retailer 6$500 CAD
Retailer 5$673 CAD
Retailer 12$719 CAD
Retailer 9$796 CAD
Retailer 1$805 CAD
Retailer 11$860 CAD
Retailer 7$883 CAD
Retailer 10$1,221 CAD
Retailer 2$1,288 CAD
Retailer 14$1,900 CAD
Retailer 13$2,008 CAD
Retailer 8$2,235 CAD

34 data points across 14 retailers

24 retailers$404 CAD to $3,282 CAD

A
Cheapest Retailer
-
$404 CAD
$289 USD
A
Retailer 2
-
$451 CAD
$323 USD
View
Final sale: no returns
A
Retailer 3
-
$468 CAD
$335 USD
View
A
Retailer 4
-
$500 CAD
$358 USD
View
A
Retailer 5
-
$500 CAD
$358 USD
View
A
Retailer 6
-
$554 CAD
HK$3,100 HKD
View
A
Retailer 7
-
$673 CAD
$482 USD
View
A
Retailer 8
-
$719 CAD
$515 USD
View
A
Retailer 9
-
$796 CAD
£449 GBP
View
A
Retailer 10
-
$805 CAD
€549 EUR
View
A
Retailer 11
-
$860 CAD
ZAR 9,946 ZAR
View
A
Retailer 12
-
$883 CAD
£498 GBP
View
A
Retailer 13
-
$1,127 CAD
$807 USD
View
B+
Retailer 14
-
$1,221 CAD
A$1,345 AUD
View
B+
Retailer 15
-
$1,288 CAD
$922 USD
View
B+
Retailer 16
-
$1,608 CAD
SGD 1,556 SGD
View
B+
Retailer 17
-
$1,609 CAD
$1,152 USD
View
B+
Retailer 18
-
$1,677 CAD
$1,201 USD
View
B+
Retailer 19
-
$1,782 CAD
$1,276 USD
View
Retailer 20
-
$1,900 CAD
$1,360 USD
View
Price last confirmed 14 days ago
B+
Retailer 21
-
$2,008 CAD
£1,132 GBP
View
B
Retailer 22
-
$2,064 CAD
$1,477 USD
View
B+
Retailer 23
-
$2,235 CAD
$1,600 USD
View
Most Expensive
B
Queensmith
LG818644617 · Oct 27
$3,282 CAD
£1,850 GBP
View
23 more retailers have this diamond
Prices start from $404 CADSave up to $2,878 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
1.29ct Round
$404 CAD