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Oval|Lab Grown|IGI

1.68ct D SI1 Oval Lab Grown Diamond

VG • D/SI1 • IGI LG838621979

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG838621979

Diamond specifications and retailer prices

From $448 CAD
$320 USD
As of October 29, 2026
Save $1,788 CAD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,236 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.68ct lab-grown oval diamond

This 1.68ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG838621979 or 838621979. Listed at 10 retailers as of October 29, 2026, with prices from $448 to $2,236, a $1,788 spread on the same certified stone. MOH London lists it at $2,236. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.68
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838621979
Dimensions9.48 × 6.61 × 4.18 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.48 mm6.61 mm1.68 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG838621979
Side View
Table 65.0%Crown 35.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,236 CAD|Low: $554 CAD|High: $2,236 CAD|Avg: $1,016 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 5$554 CAD
Retailer 2$619 CAD
Retailer 4$840 CAD
Retailer 7$885 CAD
Retailer 8$901 CAD
Retailer 3$990 CAD
Retailer 6$1,628 CAD
MOH London$2,236 CAD

10 data points across 8 retailers

10 retailers$448 CAD to $2,236 CAD

A
Cheapest Retailer
-
$448 CAD
$320 USD
A
Retailer 2
-
$554 CAD
$396 USD
View
A
Retailer 3
-
$554 CAD
$396 USD
View
A
Retailer 4
-
$619 CAD
£349 GBP
View
B+
Retailer 5
-
$840 CAD
$600 USD
View
B+
Retailer 6
-
$885 CAD
$632 USD
View
B+
Retailer 7
-
$901 CAD
$644 USD
View
B+
Retailer 8
-
$990 CAD
£557 GBP
View
B
Retailer 9
-
$1,628 CAD
$1,163 USD
View
Most Expensive
B
MOH London
LG838621979 · Oct 29
$2,236 CAD
£1,258 GBP
View
9 more retailers have this diamond
Prices start from $448 CADSave up to $1,788 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
1.68ct Oval
$448 CAD