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Oval|Lab Grown|IGI

1.70ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG451055761

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451055761

Diamond specifications and retailer prices

From $1,554 CAD
$1,110 USD
As of October 29, 2026
Save $6,040 CAD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,593 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown oval diamond

This 1.7ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055761 or 451055761. Listed at 12 retailers as of October 29, 2026, with prices from $1,554 to $7,593, a $6,040 spread on the same certified stone. MOH London lists it at $7,593. 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

1.70
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055761
Dimensions9.28 × 6.97 × 4.18 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.28 mm6.97 mm1.70 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451055761
Side View
Table 60.0%Crown 35.8°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 60.0%

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 29
Current: $7,593 CAD|Low: $1,554 CAD|High: $7,654 CAD|Avg: $3,790 CAD|+0.5%
MOH London
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
October 30, 2026
Retailer 9$1,554 CAD
Retailer 8$2,280 CAD
Retailer 13$2,480 CAD
Retailer 14$2,553 CAD
Retailer 3$2,645 CAD
Retailer 10$2,645 CAD
Retailer 4$2,883 CAD
Retailer 5$3,555 CAD
Retailer 2$3,630 CAD
Retailer 11$4,158 CAD
Retailer 7$4,560 CAD
Retailer 12$4,957 CAD
Retailer 6$7,572 CAD
MOH London$7,593 CAD

38 data points across 14 retailers

12 retailers$1,554 CAD to $7,593 CAD

A
Cheapest Retailer
-
$1,554 CAD
$1,110 USD
B+
Retailer 2
-
$2,280 CAD
$1,629 USD
View
B+
Retailer 3
-
$2,480 CAD
$1,772 USD
View
B+
Retailer 4
-
$2,553 CAD
$1,824 USD
View
Final sale: no returns
Retailer 5
-
$2,645 CAD
$1,890 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,645 CAD
$1,890 USD
View
B+
Retailer 7
-
$2,883 CAD
$2,060 USD
View
B
Retailer 8
-
$3,630 CAD
£2,042 GBP
View
B
Retailer 9
-
$4,158 CAD
$2,971 USD
View
B
Retailer 10
-
$4,560 CAD
$3,258 USD
View
B
Retailer 11
-
$4,957 CAD
$3,542 USD
View
Most Expensive
B
MOH London
LG451055761 · Oct 29
$7,593 CAD
£4,272 GBP
View
11 more retailers have this diamond
Prices start from $1,554 CADSave up to $6,040 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 Oval
$1,554 CAD