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Marquise|Lab Grown|IGI

1.70ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG784645899

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG784645899

Diamond specifications and retailer prices

From $1,000 CAD
$716 USD
As of October 27, 2026
Save $7,884 CAD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,884 CAD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.7ct lab-grown marquise diamond

This 1.7ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784645899 or 784645899. Listed at 15 retailers as of October 27, 2026, with prices from $1,000 to $8,884, a $7,884 spread on the same certified stone. Do Amore Diamonds lists it at $8,884. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784645899
Dimensions11.74 × 6.15 × 3.95 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.74 mm6.15 mm1.70 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784645899
Side View
Table 61.0%Crown 37.6°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 64.2%

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 27
Current: $8,884 CAD|Low: $1,000 CAD|High: $11,692 CAD|Avg: $3,191 CAD|-24.0%
Do Amore Diamonds
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
October 29, 2026
Retailer 10$1,000 CAD
Retailer 15$1,088 CAD
Retailer 12$1,379 CAD
Retailer 9$1,417 CAD
Retailer 4$1,446 CAD
Retailer 7$1,489 CAD
Retailer 5$1,548 CAD
Retailer 11$1,883 CAD
Retailer 2$2,158 CAD
Retailer 13$2,857 CAD
Retailer 14$3,600 CAD
Retailer 3$3,688 CAD
Retailer 8$4,825 CAD
Retailer 6$6,803 CAD
Do Amore Diamonds$8,884 CAD

35 data points across 15 retailers

15 retailers$1,000 CAD to $8,884 CAD

A
Cheapest Retailer
-
$1,000 CAD
$716 USD
A
Retailer 2
-
$1,088 CAD
$779 USD
View
A
Retailer 3
-
$1,379 CAD
$987 USD
View
A
Retailer 4
-
$1,417 CAD
£799 GBP
View
A
Retailer 5
-
$1,446 CAD
$1,035 USD
View
A
Retailer 6
-
$1,489 CAD
$1,066 USD
View
Final sale: no returns
A
Retailer 7
-
$1,548 CAD
$1,108 USD
View
A
Retailer 8
-
$1,883 CAD
$1,348 USD
View
A
Retailer 9
-
$2,158 CAD
€1,471 EUR
View
B+
Retailer 10
-
$2,857 CAD
$2,045 USD
View
B+
Retailer 11
-
$3,600 CAD
$2,577 USD
View
B+
Retailer 12
-
$3,688 CAD
$2,640 USD
View
B
Retailer 13
-
$4,825 CAD
£2,720 GBP
View
B
Retailer 14
-
$6,803 CAD
$4,870 USD
View
Most Expensive
B
Do Amore Diamonds
27-3887A5746 · Oct 30
$8,884 CAD
$6,360 USD
View
14 more retailers have this diamond
Prices start from $1,000 CADSave up to $7,884 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
1.70ct Marquise
$1,000 CAD