Heart|Lab Grown|IGI

1.00ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG818663207

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818663207

Diamond specifications and retailer prices

From $338 CAD
$242 USD
As of October 30, 2026
Save $1,407 CAD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,745 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818663207 or 818663207. Listed at 17 retailers as of October 30, 2026, with prices from $338 to $1,745, a $1,407 spread on the same certified stone. Reve Diamonds lists it at $1,745. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663207
Dimensions6.91 × 6.21 × 3.92 mm
L/W Ratio1.11
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
6.91 mm6.21 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663207
Side View
Table 59.0%Crown 36.6°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 56.7%

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: $699 CAD|Low: $250 CAD|High: $1,811 CAD|Avg: $939 CAD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 31, 2026
Retailer 10$338 CAD
Retailer 5$531 CAD
Retailer 6$647 CAD
Retailer 1$699 CAD
Retailer 7$778 CAD
Retailer 9$812 CAD
Retailer 8$921 CAD
Retailer 3$971 CAD
Retailer 2$1,285 CAD
Retailer 4$1,517 CAD
Reve Diamonds$1,745 CAD

33 data points across 11 retailers

17 retailers$338 CAD to $1,745 CAD

Retailer 1
-
$307 CAD
$220 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$338 CAD
$242 USD
View
Final sale: no returns
Retailer 3
-
$356 CAD
$255 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$381 CAD
$273 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$381 CAD
$273 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$387 CAD
$277 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
$531 CAD
$380 USD
View
A
Retailer 8
-
$647 CAD
ZAR 7,482 ZAR
View
A
Retailer 9
-
$699 CAD
£394 GBP
View
B+
Retailer 10
-
$778 CAD
$557 USD
View
B+
Retailer 11
-
$812 CAD
$581 USD
View
B+
Retailer 12
-
$921 CAD
A$1,014 AUD
View
B+
Retailer 13
-
$971 CAD
$695 USD
View
Retailer 14
-
$1,225 CAD
$877 USD
View
Price last confirmed 30 days ago
B
Retailer 15
-
$1,285 CAD
$920 USD
View
B
Retailer 16
-
$1,517 CAD
£855 GBP
View
Most Expensive
B
Reve Diamonds
4F0886E3F · Oct 30
$1,745 CAD
$1,249 USD
View
16 more retailers have this diamond
Prices start from $338 CADSave up to $1,407 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
1.00ct Heart
$338 CAD