CaratHunter
Plans
Radiant|Lab Grown|IGI

1.63ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG561276206

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG561276206

Diamond specifications and retailer prices

From $1,982 CAD
£1,117 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,982 CAD at Diamond Quarter
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 Diamond Quarter

About this 1.63ct lab-grown radiant diamond

This 1.63ct lab-grown radiant 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 LG561276206 or 561276206. 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

1.63
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561276206
Dimensions8.35 × 5.77 × 3.86 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.35 mm5.77 mm1.63 ctG / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561276206
Side View
Table 64.0%Crown 43.8°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 66.9%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $827 CAD|Low: $557 CAD|High: $2,500 CAD|Avg: $1,319 CAD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
March 23, 2026
Retailer 5$557 CAD
Retailer 1$827 CAD
Retailer 2$891 CAD
Retailer 4$1,044 CAD
Retailer 8$1,221 CAD
Retailer 6$1,285 CAD
Retailer 3$2,165 CAD
Retailer 7$2,500 CAD

31 data points across 8 retailers

1 retailer

B
Diamond Quarter
1.63SI1GLG0659A5N · Oct 29
$1,982 CAD
£1,117 GBP
View

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.

B
1.63ct Radiant
$1,982 CAD