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Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG777601210

Shape and cutting style on the report: Round brilliant

Certificate IGI LG777601210

Diamond specifications and retailer prices

From $205 CAD
As of November 5, 2026
Save $983 CAD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,188 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG777601210 or 777601210. Listed at 12 retailers as of November 4, 2026, with prices from $205 to $1,188, a $983 spread on the same certified stone. MOH London lists it at $1,188. 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
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777601210
Dimensions6.48 × 6.43 × 3.88 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
6.48 mm6.43 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777601210
Side View
Table 60.0%Crown 33°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.2%

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 5
Current: $1,188 CAD|Low: $201 CAD|High: $1,425 CAD|Avg: $611 CAD|-2.3%
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
November 4, 2026
Retailer 11$205 CAD
Retailer 14$235 CAD
Retailer 12$239 CAD
Retailer 3$331 CAD
Retailer 4$384 CAD
Retailer 15$436 CAD
Retailer 13$471 CAD
Retailer 2$496 CAD
Retailer 6$514 CAD
Retailer 9$595 CAD
Retailer 10$820 CAD
Retailer 5$821 CAD
Retailer 8$866 CAD
MOH London$1,188 CAD
Retailer 7$1,425 CAD

22 data points across 15 retailers

12 retailers$205 CAD to $1,188 CAD

A
Cheapest Retailer
-
$205 CAD
Retailer 2
-
$209 CAD
View
Price last confirmed 45 days ago
A
Retailer 3
-
$235 CAD
View
Final sale: no returns
A
Retailer 4
-
$239 CAD
View
Retailer 5
-
$243 CAD
View
Price last confirmed 47 days ago
B+
Retailer 6
-
$471 CAD
View
Retailer 7
-
$496 CAD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$595 CAD
View
B
Retailer 9
-
$820 CAD
View
Retailer 10
-
$837 CAD
View
Price last confirmed 41 days ago
B
Retailer 11
-
$866 CAD
View
Most Expensive
B
MOH London
LG777601210 · Nov 4
$1,188 CAD
£670 GBP
View
11 more retailers have this diamond
Prices start from $205 CADSave up to $983 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 Round
$205 CAD