CaratHunter
Plans
Heart|Lab Grown|IGI

1.00ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG805643885

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805643885

Diamond specifications and retailer prices

From $231 CAD
As of November 6, 2026
Save $968 CAD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,199 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805643885 or 805643885. Listed at 17 retailers as of November 4, 2026, with prices from $231 to $1,199, a $968 spread on the same certified stone. MOH London lists it at $1,199. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805643885
Dimensions6.86 × 6.49 × 3.96 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm6.49 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805643885
Side View
Table 65.0%Crown 35.4°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 57.7%

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: Nov 6
Current: $1,199 CAD|Low: $203 CAD|High: $1,252 CAD|Avg: $556 CAD|-3.3%
MOH London
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
November 6, 2026
Retailer 7$210 CAD
Retailer 11$231 CAD
Retailer 5$243 CAD
Retailer 4$260 CAD
Retailer 16$287 CAD
Retailer 8$430 CAD
Retailer 2$436 CAD
Retailer 9$439 CAD
Retailer 13$474 CAD
Retailer 12$487 CAD
Retailer 6$602 CAD
Retailer 14$708 CAD
Retailer 15$802 CAD
Retailer 3$834 CAD
Retailer 10$872 CAD
MOH London$1,199 CAD

43 data points across 16 retailers

17 retailers$231 CAD to $1,199 CAD

Retailer 1
-
$210 CAD
Price last confirmed 14 days ago
A
Retailer 2
-
$231 CAD
View
Final sale: no returns
Retailer 3
-
$243 CAD
View
Price last confirmed 13 days ago
Retailer 4
-
$260 CAD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$287 CAD
View
A
Retailer 6
-
$430 CAD
View
A
Retailer 7
-
$436 CAD
View
A
Retailer 8
-
$439 CAD
View
B+
Retailer 9
-
$474 CAD
View
A
Retailer 10
-
$487 CAD
View
Retailer 11
-
$602 CAD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$664 CAD
View
B+
Retailer 13
-
$708 CAD
View
B
Retailer 14
-
$802 CAD
View
Retailer 15
-
$834 CAD
View
Price last confirmed 12 days ago
B+
Retailer 16
-
$872 CAD
View
Most Expensive
B
MOH London
LG805643885 · Nov 4
$1,199 CAD
£671 GBP
View
16 more retailers have this diamond
Prices start from $231 CADSave up to $968 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
$231 CAD