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Marquise|Lab Grown|IGI

1.00ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG836689242

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836689242

Diamond specifications and retailer prices

From $208 CAD
$149 USD
As of October 30, 2026
Save $1,231 CAD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,439 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG836689242 or 836689242. Listed at 17 retailers as of October 30, 2026, with prices from $208 to $1,439, a $1,231 spread on the same certified stone. Reve Diamonds lists it at $1,439. 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

1.00
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836689242
Dimensions10.45 × 5.43 × 3.14 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm5.43 mm1.00 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836689242
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 57.8%

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 30
Current: $447 CAD|Low: $208 CAD|High: $1,486 CAD|Avg: $597 CAD|-5.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 8$208 CAD
Retailer 2$233 CAD
Retailer 5$242 CAD
Retailer 3$258 CAD
Retailer 14$258 CAD
Retailer 9$309 CAD
Retailer 15$349 CAD
Retailer 6$441 CAD
Retailer 1$447 CAD
Retailer 12$468 CAD
Retailer 11$490 CAD
Retailer 4$598 CAD
Retailer 16$828 CAD
Retailer 13$876 CAD
Retailer 7$906 CAD
Retailer 10$1,212 CAD
Reve Diamonds$1,439 CAD

14 data points across 17 retailers

17 retailers$208 CAD to $1,439 CAD

A
Cheapest Retailer
-
$208 CAD
$149 USD
A
Retailer 2
-
$233 CAD
$167 USD
View
Final sale: no returns
A
Retailer 3
-
$242 CAD
$173 USD
View
A
Retailer 4
-
$258 CAD
$185 USD
View
A
Retailer 5
-
$258 CAD
$185 USD
View
A
Retailer 6
-
$309 CAD
£174 GBP
View
B+
Retailer 7
-
$349 CAD
$250 USD
View
B+
Retailer 8
-
$441 CAD
$316 USD
View
A
Retailer 9
-
$447 CAD
£252 GBP
View
A
Retailer 10
-
$468 CAD
€319 EUR
View
B+
Retailer 11
-
$490 CAD
£276 GBP
View
B+
Retailer 12
-
$598 CAD
$428 USD
View
B
Retailer 13
-
$828 CAD
$593 USD
View
B
Retailer 14
-
$876 CAD
$627 USD
View
B
Retailer 15
-
$906 CAD
$649 USD
View
B
Retailer 16
-
$1,212 CAD
£683 GBP
View
Most Expensive
B
Reve Diamonds
D1DFEDA27 · Oct 30
$1,439 CAD
$1,030 USD
View
16 more retailers have this diamond
Prices start from $208 CADSave up to $1,231 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
1.00ct Marquise
$208 CAD