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Round|Lab Grown|IGI

1.55ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG494162260

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494162260

Diamond specifications and retailer prices

From $1,718 CAD
$1,230 USD
As of October 30, 2026
Save $5,921 CAD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,639 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494162260 or 494162260. Listed at 11 retailers as of October 29, 2026, with prices from $1,718 to $7,639, a $5,921 spread on the same certified stone. MOH London lists it at $7,639. 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

1.55
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494162260
Dimensions7.40 × 7.36 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.40 mm7.36 mm1.55 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494162260
Side View
Table 56.5%Crown 35.7°Girdle: MediumPavilion 40.3°Culet: NoneDepth 62.1%

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: $7,639 CAD|Low: $1,718 CAD|High: $7,699 CAD|Avg: $3,421 CAD|+0.5%
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
October 30, 2026
Retailer 2$1,718 CAD
Retailer 7$2,294 CAD
Retailer 10$2,495 CAD
Retailer 12$2,568 CAD
Retailer 8$2,661 CAD
Retailer 13$2,661 CAD
Retailer 5$2,769 CAD
Retailer 3$2,899 CAD
Retailer 4$3,565 CAD
Retailer 9$4,181 CAD
Retailer 6$4,587 CAD
Retailer 11$4,987 CAD
MOH London$7,639 CAD

17 data points across 13 retailers

11 retailers$1,718 CAD to $7,639 CAD

A
Cheapest Retailer
-
$1,718 CAD
$1,230 USD
B+
Retailer 2
-
$2,294 CAD
$1,642 USD
View
B+
Retailer 3
-
$2,495 CAD
$1,786 USD
View
B+
Retailer 4
-
$2,568 CAD
$1,838 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,661 CAD
$1,905 USD
View
Retailer 6
-
$2,661 CAD
$1,905 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$2,899 CAD
$2,075 USD
View
B
Retailer 8
-
$4,181 CAD
$2,993 USD
View
B
Retailer 9
-
$4,587 CAD
$3,284 USD
View
B
Retailer 10
-
$4,987 CAD
$3,570 USD
View
Most Expensive
B
MOH London
LG494162260 · Oct 29
$7,639 CAD
£4,306 GBP
View
10 more retailers have this diamond
Prices start from $1,718 CADSave up to $5,921 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
1.55ct Round
$1,718 CAD