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Radiant|Lab Grown|IGI

1.25ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG817647715

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

Certificate IGI LG817647715

Diamond specifications and retailer prices

From $349 SGD
$273 USD
As of October 31, 2026
Save $1,216 SGD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,565 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817647715 or 817647715. Listed at 14 retailers as of October 29, 2026, with prices from $349 to $1,565, a $1,216 spread on the same certified stone. MOH London lists it at $1,565. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817647715
Dimensions8.24 × 5.16 × 3.45 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.24 mm5.16 mm1.25 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817647715
Side View
Table 70.0%Crown 43°Girdle: ThickPavilion 34.1°Culet: NoneDepth 66.9%

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: Oct 31
Current: $1,565 SGD|Low: $349 SGD|High: $1,624 SGD|Avg: $957 SGD|-3.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 31, 2026
Retailer 2$349 SGD
Retailer 12$524 SGD
Retailer 7$594 SGD
Retailer 6$623 SGD
Retailer 5$662 SGD
Retailer 8$734 SGD
Retailer 11$791 SGD
Retailer 4$951 SGD
Retailer 14$1,061 SGD
Retailer 9$1,249 SGD
Retailer 10$1,253 SGD
Retailer 15$1,315 SGD
Retailer 13$1,356 SGD
Retailer 3$1,380 SGD
MOH London$1,565 SGD

23 data points across 15 retailers

14 retailers$349 SGD to $1,565 SGD

A
Cheapest Retailer
-
$349 SGD
$273 USD
Final sale: no returns
A
Retailer 2
-
$524 SGD
$410 USD
View
Retailer 3
-
$623 SGD
€464 EUR
View
Price last confirmed 8 days ago
Retailer 4
-
$662 SGD
ZAR 8,365 ZAR
View
Price last confirmed 7 days ago
A
Retailer 5
-
$734 SGD
£452 GBP
View
A
Retailer 6
-
$791 SGD
$619 USD
View
A
Retailer 7
-
$951 SGD
A$1,145 AUD
View
B+
Retailer 8
-
$1,061 SGD
$830 USD
View
B+
Retailer 9
-
$1,249 SGD
View
B+
Retailer 10
-
$1,253 SGD
$980 USD
View
B+
Retailer 11
-
$1,315 SGD
$1,029 USD
View
B+
Retailer 12
-
$1,356 SGD
$1,061 USD
View
B+
Retailer 13
-
$1,380 SGD
A$1,661 AUD
View
Most Expensive
B+
MOH London
LG817647715 · Oct 29
$1,565 SGD
£964 GBP
View
13 more retailers have this diamond
Prices start from $349 SGDSave up to $1,216 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
1.25ct Radiant
$349 SGD