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Radiant|Lab Grown|IGI

1.69ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG683593680

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

Certificate IGI LG683593680

Diamond specifications and retailer prices

From $558 CAD
$399 USD
As of October 28, 2026
Save $1,086 CAD (66%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,644 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.69ct lab-grown radiant diamond

This 1.69ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683593680 or 683593680. Listed at 3 retailers as of October 28, 2026, with prices from $558 to $1,644, a $1,086 spread on the same certified stone. MOH London lists it at $1,644. 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

1.69
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683593680
Dimensions8.57 × 5.87 × 3.98 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.87 mm1.69 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683593680
Side View
Table 65.0%Crown 43.1°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,644 CAD|Low: $536 CAD|High: $1,653 CAD|Avg: $964 CAD|+11.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$558 CAD
Retailer 7$616 CAD
Retailer 6$767 CAD
Retailer 4$806 CAD
Retailer 5$1,106 CAD
Retailer 2$1,358 CAD
MOH London$1,644 CAD

14 data points across 7 retailers

3 retailers$558 CAD to $1,644 CAD

B+
Cheapest Retailer
-
$558 CAD
$399 USD
Retailer 2
-
$1,358 CAD
$970 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG683593680 · Oct 29
$1,644 CAD
£925 GBP
View
2 more retailers have this diamond
Prices start from $558 CADSave up to $1,086 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.

B+
1.69ct Radiant
$558 CAD