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Oval|Lab Grown|IGI

1.70ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445036756

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036756

Diamond specifications and retailer prices

From $1,313 CAD
$940 USD
As of October 29, 2026
Save $3,136 CAD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,816 CAD at MOH London · As of October 21, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036756 or 445036756. Listed at 11 retailers as of October 28, 2026, with a 239% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036756
Dimensions9.06 × 6.74 × 4.32 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.06 mm6.74 mm1.70 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036756
Side View
Table 59.5%Crown 34.2°Girdle: STK-THKPavilion 42.1°Culet: NoneDepth 64.1%

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: Oct 29
Current: $6,816 CAD|Low: $1,313 CAD|High: $6,869 CAD|Avg: $3,692 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 2$1,313 CAD
Retailer 4$2,290 CAD
Retailer 9$2,401 CAD
Retailer 5$2,612 CAD
Retailer 7$3,231 CAD
Retailer 3$3,742 CAD
Retailer 6$4,308 CAD
Retailer 8$6,796 CAD
MOH London$6,816 CAD

10 data points across 9 retailers

11 retailers$1,313 CAD to $4,449 CAD

A
Cheapest Retailer
-
$1,313 CAD
$940 USD
A
Retailer 2
-
$2,046 CAD
$1,465 USD
View
B+
Retailer 3
-
$2,227 CAD
$1,594 USD
View
B+
Retailer 4
-
$2,290 CAD
$1,639 USD
View
Final sale: no returns
Retailer 5
-
$2,373 CAD
$1,699 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$2,373 CAD
$1,699 USD
View
B+
Retailer 7
-
$2,612 CAD
$1,870 USD
View
B
Retailer 8
-
$3,742 CAD
$2,679 USD
View
B
Retailer 9
-
$4,308 CAD
$3,084 USD
View
B
Retailer 10
-
$4,449 CAD
$3,185 USD
View
Most Expensive
MOH London
LG445036756 · Oct 21
$6,816 CAD
£3,842 GBP
View
Price last confirmed 9 days ago
10 more retailers have this diamond
Prices start from $1,313 CADSave up to $3,136 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
$1,313 CAD