CaratHunter
Plans
Radiant|Lab Grown|IGI

1.80ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG523265480

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG523265480

Diamond specifications and retailer prices

From $1,676 CAD
$1,200 USD
As of October 29, 2026
Save $6,291 CAD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,967 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown radiant diamond

This 1.8ct lab-grown radiant 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 LG523265480 or 523265480. Listed at 11 retailers as of October 29, 2026, with prices from $1,676 to $7,967, a $6,291 spread on the same certified stone. MOH London lists it at $7,967. 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

1.80
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265480
Dimensions7.88 × 5.98 × 4.10 mm
L/W Ratio1.32
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
7.88 mm5.98 mm1.80 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265480
Side View
Table 66.5%Crown 45.5°Girdle: STK-THKPavilionCulet: NoneDepth 68.6%

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: $7,967 CAD|Low: $1,676 CAD|High: $8,031 CAD|Avg: $4,024 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 29, 2026
Retailer 7$1,676 CAD
Retailer 6$2,391 CAD
Retailer 11$2,602 CAD
Retailer 12$2,678 CAD
Retailer 8$2,774 CAD
Retailer 5$2,834 CAD
Retailer 13$3,010 CAD
Retailer 3$3,714 CAD
Retailer 9$4,357 CAD
Retailer 2$4,784 CAD
Retailer 10$5,201 CAD
Retailer 4$7,944 CAD
MOH London$7,967 CAD

18 data points across 13 retailers

11 retailers$1,676 CAD to $7,967 CAD

A
Cheapest Retailer
-
$1,676 CAD
$1,200 USD
A
Retailer 2
-
$2,391 CAD
$1,712 USD
View
B+
Retailer 3
-
$2,602 CAD
$1,863 USD
View
B+
Retailer 4
-
$2,678 CAD
$1,917 USD
View
Final sale: no returns
Retailer 5
-
$2,774 CAD
$1,986 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$2,774 CAD
$1,986 USD
View
B+
Retailer 7
-
$3,010 CAD
$2,155 USD
View
B
Retailer 8
-
$4,357 CAD
$3,119 USD
View
B
Retailer 9
-
$4,784 CAD
$3,425 USD
View
B
Retailer 10
-
$5,201 CAD
$3,723 USD
View
Most Expensive
B
MOH London
LG523265480 · Oct 29
$7,967 CAD
£4,491 GBP
View
10 more retailers have this diamond
Prices start from $1,676 CADSave up to $6,291 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
1.80ct Radiant
$1,676 CAD