CaratHunter
Plans
Round|Lab Grown|IGI

1.51ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG759506912

Shape and cutting style on the report: Round brilliant

Certificate IGI LG759506912

Diamond specifications and retailer prices

From $313 CAD
As of November 5, 2026
Save $1,460 CAD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,773 CAD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct 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 LG759506912 or 759506912. Listed at 22 retailers as of November 5, 2026, with prices from $313 to $1,773, a $1,460 spread on the same certified stone. Reve Diamonds lists it at $1,773. 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

1.51
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759506912
Dimensions7.48 × 7.45 × 4.46 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
7.48 mm7.45 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759506912
Side View
Table 61.0%Crown 32.8°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 59.7%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $355 CAD|Low: $310 CAD|High: $1,773 CAD|Avg: $811 CAD|+2.4%
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$313 CAD
Retailer 1$355 CAD
Retailer 18$363 CAD
Retailer 5$387 CAD
Retailer 6$387 CAD
Retailer 3$608 CAD
Retailer 7$661 CAD
Retailer 11$670 CAD
Retailer 12$707 CAD
Retailer 14$712 CAD
Retailer 4$742 CAD
Retailer 2$806 CAD
Retailer 16$1,020 CAD
Retailer 13$1,229 CAD
Retailer 10$1,246 CAD
Retailer 17$1,250 CAD
Retailer 8$1,318 CAD
Retailer 15$1,547 CAD
Reve Diamonds$1,773 CAD

31 data points across 19 retailers

22 retailers$313 CAD to $1,773 CAD

A
Cheapest Retailer
-
$313 CAD
A
Retailer 2
-
$355 CAD
View
Final sale: no returns
A
Retailer 3
-
$363 CAD
View
Retailer 4
-
$387 CAD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$387 CAD
View
A
Retailer 6
-
$608 CAD
View
B+
Retailer 7
-
$661 CAD
View
A
Retailer 8
-
$670 CAD
View
A
Retailer 9
-
$707 CAD
View
B+
Retailer 10
-
$712 CAD
View
B+
Retailer 11
-
$742 CAD
View
B+
Retailer 12
-
$806 CAD
View
B
Retailer 13
-
$1,020 CAD
View
B
Retailer 14
-
$1,077 CAD
View
B
Retailer 15
-
$1,229 CAD
View
B
Retailer 16
-
$1,229 CAD
View
Retailer 17
-
$1,235 CAD
View
Price last confirmed 46 days ago
B
Retailer 18
-
$1,246 CAD
View
B
Retailer 19
-
$1,250 CAD
View
B
Retailer 20
-
$1,318 CAD
View
B
Retailer 21
-
$1,547 CAD
View
Most Expensive
B
Reve Diamonds
70B9D45A9 · Nov 6
$1,773 CAD
$1,269 USD
View
21 more retailers have this diamond
Prices start from $313 CADSave up to $1,460 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
1.51ct Round
$313 CAD