Radiant|Lab Grown|IGI

1.25ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG689562835

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

Certificate IGI LG689562835

Diamond specifications and retailer prices

From $325 USD
As of October 30, 2026
Save $1,995 USD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,320 USD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

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 LG689562835 or 689562835. Listed at 19 retailers as of October 30, 2026, with prices from $325 to $2,320, a $1,995 spread on the same certified stone. Yadav Diamonds lists it at $2,320. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562835
Dimensions7.57 × 5.29 × 3.67 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.57 mm5.29 mm1.25 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562835
Side View
Table 68.0%Crown 45°Girdle: MediumPavilion 35.7°Culet: NoneDepth 69.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $746 USD|Low: $229 USD|High: $2,110 USD|Avg: $871 USD|+3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 2$325 USD
Retailer 5$422 USD
Retailer 4$515 USD
Retailer 10$538 USD
Retailer 6$638 USD
Retailer 12$685 USD
Retailer 1$746 USD
Retailer 11$846 USD
Retailer 8$879 USD
Retailer 3$1,111 USD
Retailer 13$1,208 USD
Retailer 9$1,447 USD
Retailer 7$1,970 USD

41 data points across 13 retailers

19 retailers$325 USD to $2,320 USD

Retailer 1
-
$288 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$325 USD
View
Final sale: no returns
Retailer 3
-
$334 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$357 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$357 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$422 USD
View
A
Retailer 7
-
$515 USD
View
Retailer 8
-
$538 USD
€512 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$638 USD
£502 GBP
View
A
Retailer 10
-
$685 USD
View
A
Retailer 11
-
$746 USD
View
B+
Retailer 12
-
$846 USD
View
B+
Retailer 13
-
$879 USD
A$1,353 AUD
View
B+
Retailer 14
-
$1,111 USD
SGD 1,501 SGD
View
Retailer 15
-
$1,148 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$1,208 USD
View
B+
Retailer 17
-
$1,447 USD
£1,139 GBP
View
B
Retailer 18
-
$1,970 USD
View
Most Expensive
B
Yadav Diamonds
13004985 · Oct 30
$2,320 USD
View
18 more retailers have this diamond
Prices start from $325 USDSave up to $1,995 USD

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
$325 USD