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Radiant|Lab Grown|IGI

1.01ct F SI2 Radiant Lab Grown Diamond

ID • F/SI2 • IGI LG12745116

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

Certificate IGI LG12745116

Diamond specifications and retailer prices

From $782 SGD
As of November 5, 2026
Save $290 SGD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,072 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12745116 or 12745116. Listed at 3 retailers as of November 5, 2026, with prices from $782 to $1,072, a $290 spread on the same certified stone. Diamond Quarter lists it at $1,072. 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

1.01
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12745116
Dimensions6.64 × 4.96 × 3.39 mm
L/W Ratio1.34
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.64 mm4.96 mm1.01 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12745116
Side View
Table 69.0%CrownGirdle: STK-THKPavilion 31.8°Culet: NoneDepth 68.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $493 SGD|Low: $168 SGD|High: $1,036 SGD|Avg: $618 SGD|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
September 18, 2026
Retailer 3$276 SGD
Retailer 2$437 SGD
Retailer 1$493 SGD
Retailer 4$782 SGD
Retailer 5$1,036 SGD

79 data points across 5 retailers

3 retailers$782 SGD to $1,072 SGD

B
Cheapest Retailer
-
$782 SGD
B
Retailer 2
-
$1,036 SGD
View
Most Expensive
B
Diamond Quarter
1.01SI2FLG16AAF5N · Nov 5
$1,072 SGD
£658 GBP
View
2 more retailers have this diamond
Prices start from $782 SGDSave up to $290 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.

B
1.01ct Radiant
$782 SGD