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Round|Lab Grown|IGI

1.75ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG786680988

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786680988

Diamond specifications and retailer prices

From $298 CAD
$213 USD
As of November 1, 2026
Save $1,490 CAD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,788 CAD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.75ct lab-grown round diamond

This 1.75ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786680988 or 786680988. Listed at 13 retailers as of November 1, 2026, with prices from $298 to $1,788, a $1,490 spread on the same certified stone. Brilliant Earth lists it at $1,788. 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

1.75
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680988
Dimensions7.77 × 7.73 × 4.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.77 mm7.73 mm1.75 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680988
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

Caratlytics Score

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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: Nov 1
Current: $1,788 CAD|Low: $285 CAD|High: $1,984 CAD|Avg: $815 CAD|-9.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 6$298 CAD
Retailer 12$345 CAD
Retailer 7$369 CAD
Retailer 5$373 CAD
Retailer 3$619 CAD
Retailer 13$633 CAD
Retailer 2$681 CAD
Retailer 11$738 CAD
Retailer 10$766 CAD
Retailer 8$1,186 CAD
Retailer 9$1,190 CAD
Retailer 4$1,504 CAD
Brilliant Earth$1,788 CAD

43 data points across 13 retailers

13 retailers$298 CAD to $1,788 CAD

A
Cheapest Retailer
-
$298 CAD
$213 USD
A
Retailer 2
-
$345 CAD
$247 USD
View
A
Retailer 3
-
$369 CAD
$264 USD
View
Retailer 4
-
$373 CAD
$267 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$619 CAD
€422 EUR
View
B+
Retailer 6
-
$633 CAD
$453 USD
View
A
Retailer 7
-
$681 CAD
£384 GBP
View
A
Retailer 8
-
$738 CAD
$528 USD
View
A
Retailer 9
-
$766 CAD
$548 USD
View
B+
Retailer 10
-
$1,186 CAD
$849 USD
View
B+
Retailer 11
-
$1,190 CAD
$852 USD
View
B
Retailer 12
-
$1,504 CAD
£848 GBP
View
Most Expensive
B
Brilliant Earth
19039781A · Nov 1
$1,788 CAD
$1,280 USD
View
12 more retailers have this diamond
Prices start from $298 CADSave up to $1,490 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
1.75ct Round
$298 CAD