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Radiant|Lab Grown|IGI

1.74ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG487108318

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

Certificate IGI LG487108318

Diamond specifications and retailer prices

From $1,537 CAD
$1,100 USD
As of October 30, 2026
Save $6,168 CAD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,705 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.74ct lab-grown radiant diamond

This 1.74ct 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 LG487108318 or 487108318. Listed at 10 retailers as of October 29, 2026, with prices from $1,537 to $7,705, a $6,168 spread on the same certified stone. MOH London lists it at $7,705. 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

1.74
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108318
Dimensions7.98 × 6.03 × 4.07 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
7.98 mm6.03 mm1.74 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108318
Side View
Table 65.5%Crown 45.2°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 67.5%

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: $7,705 CAD|Low: $1,537 CAD|High: $7,756 CAD|Avg: $3,766 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
October 30, 2026
Retailer 2$1,537 CAD
Retailer 5$2,313 CAD
Retailer 9$2,517 CAD
Retailer 6$2,683 CAD
Retailer 10$2,920 CAD
Retailer 3$2,927 CAD
Retailer 11$3,603 CAD
Retailer 7$4,217 CAD
Retailer 4$4,627 CAD
Retailer 8$5,030 CAD
MOH London$7,705 CAD

16 data points across 11 retailers

10 retailers$1,537 CAD to $7,705 CAD

A
Cheapest Retailer
-
$1,537 CAD
$1,100 USD
B+
Retailer 2
-
$2,313 CAD
$1,656 USD
View
B+
Retailer 3
-
$2,517 CAD
$1,802 USD
View
Retailer 4
-
$2,683 CAD
$1,921 USD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$2,683 CAD
$1,921 USD
View
B+
Retailer 6
-
$2,920 CAD
$2,090 USD
View
B
Retailer 7
-
$4,217 CAD
$3,019 USD
View
B
Retailer 8
-
$4,627 CAD
$3,312 USD
View
B
Retailer 9
-
$5,030 CAD
$3,601 USD
View
Most Expensive
B
MOH London
LG487108318 · Oct 29
$7,705 CAD
£4,343 GBP
View
9 more retailers have this diamond
Prices start from $1,537 CADSave up to $6,168 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
1.74ct Radiant
$1,537 CAD