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Radiant|Lab Grown|IGI

1.06ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG601308728

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

Certificate IGI LG601308728

Diamond specifications and retailer prices

From $483 SGD
$378 USD
As of November 2, 2026
Save $175 SGD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $658 SGD at Diamond Quarter · As of November 2, 2026
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 LG601308728 or 601308728. Listed at 3 retailers as of November 2, 2026, with prices from $483 to $658, a $175 spread on the same certified stone. Diamond Quarter lists it at $658. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601308728
Dimensions7.30 × 4.90 × 3.34 mm
L/W Ratio1.49
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
7.30 mm4.90 mm1.06 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601308728
Side View
Table 62.0%Crown 43°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 68.2%

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: Nov 2
Current: $658 SGD|Low: $483 SGD|High: $658 SGD|Avg: $572 SGD
Diamond Quarter
Retailer 2
Retailer 3
September 26, 2026
Retailer 2$483 SGD
Retailer 3$619 SGD
Diamond Quarter$658 SGD

2 data points across 3 retailers

3 retailers$483 SGD to $658 SGD

A
Cheapest Retailer
-
$483 SGD
$378 USD
B+
Retailer 2
-
$619 SGD
£381 GBP
View
Most Expensive
B
Diamond Quarter
1.06SI1FLG28EC17N · Nov 2
$658 SGD
£405 GBP
View
2 more retailers have this diamond
Prices start from $483 SGDSave up to $175 SGD

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
1.06ct Radiant
$483 SGD