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Round|Lab Grown|IGI

1.31ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG761528295

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761528295

Diamond specifications and retailer prices

From $277 CAD
As of November 5, 2026
Save $1,381 CAD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,657 CAD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG761528295 or 761528295. Listed at 23 retailers as of November 5, 2026, with prices from $277 to $1,657, a $1,381 spread on the same certified stone. Reve Diamonds lists it at $1,657. 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

1.31
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761528295
Dimensions6.98 × 6.95 × 4.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.98 mm6.95 mm1.31 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761528295
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.4%

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 5
Current: $602 CAD|Low: $263 CAD|High: $1,657 CAD|Avg: $721 CAD|-0.5%
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
Retailer 17
Retailer 18
Reve Diamonds
November 6, 2026
Retailer 9$277 CAD
Retailer 4$309 CAD
Retailer 18$320 CAD
Retailer 5$342 CAD
Retailer 6$342 CAD
Retailer 7$595 CAD
Retailer 11$596 CAD
Retailer 1$602 CAD
Retailer 2$606 CAD
Retailer 12$619 CAD
Retailer 3$690 CAD
Retailer 17$751 CAD
Retailer 15$754 CAD
Retailer 13$922 CAD
Retailer 16$934 CAD
Retailer 10$1,101 CAD
Retailer 8$1,176 CAD
Retailer 14$1,598 CAD
Reve Diamonds$1,657 CAD

38 data points across 19 retailers

23 retailers$277 CAD to $1,657 CAD

Retailer 1
-
$274 CAD
Price last confirmed 46 days ago
A
Retailer 2
-
$277 CAD
View
A
Retailer 3
-
$309 CAD
View
Final sale: no returns
A
Retailer 4
-
$320 CAD
View
Retailer 5
-
$335 CAD
View
Price last confirmed 46 days ago
A
Retailer 6
-
$342 CAD
View
Retailer 7
-
$342 CAD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$595 CAD
View
A
Retailer 9
-
$596 CAD
View
A
Retailer 10
-
$602 CAD
View
A
Retailer 11
-
$606 CAD
View
A
Retailer 12
-
$619 CAD
View
B+
Retailer 13
-
$690 CAD
View
B+
Retailer 14
-
$751 CAD
View
B+
Retailer 15
-
$754 CAD
View
B+
Retailer 16
-
$922 CAD
View
B+
Retailer 17
-
$922 CAD
View
B+
Retailer 18
-
$934 CAD
View
Retailer 19
-
$1,092 CAD
View
Price last confirmed 46 days ago
B+
Retailer 20
-
$1,101 CAD
View
B
Retailer 21
-
$1,176 CAD
View
B
Retailer 22
-
$1,598 CAD
View
Most Expensive
B
Reve Diamonds
EAB8DE9AA · Nov 6
$1,657 CAD
$1,187 USD
View
22 more retailers have this diamond
Prices start from $277 CADSave up to $1,381 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
1.31ct Round
$277 CAD