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Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG626489530

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

Certificate IGI LG626489530

Diamond specifications and retailer prices

From $318 SGD
As of November 6, 2026
Save $1,294 SGD (80%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,611 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct 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 LG626489530 or 626489530. Listed at 7 retailers as of November 2, 2026, with prices from $318 to $1,611, a $1,294 spread on the same certified stone. MOH London lists it at $1,611. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.8°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626489530
Dimensions7.01 × 4.76 × 3.25 mm
L/W Ratio1.47
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
7.01 mm4.76 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626489530
Side View
Table 68.0%Crown 49.8°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 68.3%

Caratlytics Score

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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 6
Current: $1,611 SGD|Low: $302 SGD|High: $1,619 SGD|Avg: $916 SGD|+9.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$318 SGD
Retailer 6$618 SGD
Retailer 2$757 SGD
Retailer 4$757 SGD
Retailer 7$1,148 SGD
Retailer 5$1,511 SGD
MOH London$1,611 SGD

32 data points across 7 retailers

7 retailers$318 SGD to $1,611 SGD

A
Cheapest Retailer
-
$318 SGD
B+
Retailer 2
-
$618 SGD
View
B
Retailer 3
-
$757 SGD
View
B
Retailer 4
-
$757 SGD
View
B
Retailer 5
-
$1,148 SGD
View
B
Retailer 6
-
$1,511 SGD
View
Most Expensive
B
MOH London
LG626489530 · Nov 2
$1,611 SGD
£990 GBP
View
6 more retailers have this diamond
Prices start from $318 SGDSave up to $1,294 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
1.00ct Radiant
$318 SGD