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Radiant|Lab Grown|IGI

1.06ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG618440376

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

Certificate IGI LG618440376

Diamond specifications and retailer prices

From $825 SGD
£508 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $825 SGD 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 1.06ct lab-grown radiant diamond

This 1.06ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618440376 or 618440376. Listed at a single retailer as of November 2, 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

1.06
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618440376
Dimensions7.24 × 4.94 × 3.35 mm
L/W Ratio1.47
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
7.24 mm4.94 mm1.06 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618440376
Side View
Table 67.0%Crown 42.9°Girdle: MediumPavilion 34.1°Culet: NoneDepth 67.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $836 SGD|Low: $340 SGD|High: $1,714 SGD|Avg: $671 SGD|-2.8%
Retailer 1
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
May 27, 2026
Retailer 6$349 SGD
Retailer 5$408 SGD
Retailer 9$471 SGD
Retailer 2$575 SGD
Retailer 8$578 SGD
Retailer 7$592 SGD
Retailer 10$674 SGD
Retailer 3$831 SGD
Retailer 1$836 SGD
Retailer 4$1,714 SGD

40 data points across 10 retailers

1 retailer

B
Diamond Quarter
1.06SI1FLG762181N · Nov 2
$825 SGD
£508 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
1.06ct Radiant
$825 SGD