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Oval|Lab Grown|IGI

1.56ct G SI1 Oval Lab Grown Diamond

EX • G/SI1 • IGI LG771630115

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG771630115

Diamond specifications and retailer prices

From $1,690 CAD
$1,210 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,690 CAD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG771630115 or 771630115. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.56
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771630115
Dimensions9.09 × 6.60 × 4.19 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Top View
9.09 mm6.60 mm1.56 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771630115
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $1,690 CAD|Low: $333 CAD|High: $1,690 CAD|Avg: $781 CAD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
April 15, 2026
Retailer 3$527 CAD
Retailer 4$539 CAD
Retailer 2$628 CAD
Retailer 6$819 CAD
Retailer 5$926 CAD
Retailer 7$1,175 CAD
Brilliant Earth$1,690 CAD

35 data points across 7 retailers

1 retailer

B
Brilliant Earth
17531028A · Oct 29
$1,690 CAD
$1,210 USD
View

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B
1.56ct Oval
$1,690 CAD