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Round|Lab Grown|IGI

1.28ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG567368239

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567368239

Diamond specifications and retailer prices

From $282 CAD
$202 USD
As of October 29, 2026
Save $1,359 CAD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,697 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG567368239 or 567368239. Listed at 17 retailers as of October 29, 2026, with a 482% 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

1.28
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567368239
Dimensions6.98 × 6.92 × 4.30 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
6.98 mm6.92 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567368239
Side View
Table 55.5%Crown 35.4°Girdle: Med.Pavilion 40.4°Culet: NoneDepth 61.9%

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 29
Current: $1,697 CAD|Low: $282 CAD|High: $1,718 CAD|Avg: $779 CAD|-1.2%
Rare Carat
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
Retailer 17
October 31, 2026
Retailer 3$282 CAD
Retailer 15$314 CAD
Retailer 14$327 CAD
Retailer 8$349 CAD
Retailer 9$349 CAD
Retailer 10$565 CAD
Retailer 12$599 CAD
Retailer 5$605 CAD
Retailer 2$639 CAD
Retailer 7$799 CAD
Retailer 13$854 CAD
Retailer 17$985 CAD
Retailer 6$1,122 CAD
Retailer 16$1,126 CAD
Retailer 4$1,197 CAD
Retailer 11$1,641 CAD
Rare Carat$1,697 CAD

37 data points across 17 retailers

17 retailers$282 CAD to $1,641 CAD

A
Cheapest Retailer
-
$282 CAD
$202 USD
A
Retailer 2
-
$314 CAD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
$327 CAD
$234 USD
View
A
Retailer 4
-
$349 CAD
$250 USD
View
A
Retailer 5
-
$349 CAD
$250 USD
View
A
Retailer 6
-
$565 CAD
£319 GBP
View
A
Retailer 7
-
$599 CAD
ZAR 6,931 ZAR
View
A
Retailer 8
-
$605 CAD
$433 USD
View
A
Retailer 9
-
$639 CAD
£360 GBP
View
A
Retailer 10
-
$799 CAD
$572 USD
View
A
Retailer 11
-
$854 CAD
A$940 AUD
View
A
Retailer 12
-
$985 CAD
$705 USD
View
A
Retailer 13
-
$1,122 CAD
$803 USD
View
A
Retailer 14
-
$1,126 CAD
$806 USD
View
B+
Retailer 15
-
$1,197 CAD
$857 USD
View
B
Retailer 16
-
$1,641 CAD
£925 GBP
View
Most Expensive
Rare Carat
AL/704-11_l_567368239 · Oct 18
$1,697 CAD
$1,215 USD
View
Price last confirmed 13 days ago
16 more retailers have this diamond
Prices start from $282 CADSave up to $1,359 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
1.28ct Round
$282 CAD