Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG788607424

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

Certificate IGI LG788607424

Diamond specifications and retailer prices

From $242 USD
As of October 30, 2026
Save $1,598 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,850 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788607424 or 788607424. Listed at 21 retailers as of October 30, 2026, with a 660% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788607424
Dimensions8.06 × 5.22 × 3.51 mm
L/W Ratio1.54
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
8.06 mm5.22 mm1.26 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788607424
Side View
Table 65.0%Crown 42.4°Girdle: STK-THKPavilion 33.4°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,850 USD|Low: $232 USD|High: $2,470 USD|Avg: $723 USD|-1.6%
Rare Carat
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
Retailer 16
Retailer 17
October 31, 2026
Retailer 16$242 USD
Retailer 8$270 USD
Retailer 5$281 USD
Retailer 6$300 USD
Retailer 17$300 USD
Retailer 2$499 USD
Retailer 4$506 USD
Retailer 12$516 USD
Retailer 7$541 USD
Retailer 10$564 USD
Retailer 13$732 USD
Retailer 9$823 USD
Retailer 3$965 USD
Retailer 15$968 USD
Retailer 14$1,209 USD
Retailer 11$1,840 USD
Rare Carat$1,850 USD

44 data points across 17 retailers

21 retailers$242 USD to $1,840 USD

A
Cheapest Retailer
-
$242 USD
A
Retailer 2
-
$270 USD
View
Final sale: no returns
A
Retailer 3
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$281 USD
View
A
Retailer 4
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$300 USD
View
A
Retailer 5
-
$300 USD
View
A
Retailer 6
-
$333 USD
HK$2,600 HKD
View
A
Retailer 7
-
$499 USD
€475 EUR
View
A
Retailer 8
-
$506 USD
View
A
Retailer 9
-
$516 USD
ZAR 8,331 ZAR
View
A
Retailer 10
-
$541 USD
View
A
Retailer 11
-
$564 USD
£444 GBP
View
A
Retailer 12
-
$732 USD
A$1,126 AUD
View
B+
Retailer 13
-
$823 USD
View
B+
Retailer 14
-
$965 USD
View
B+
Retailer 15
-
$968 USD
View
B+
Retailer 16
-
$971 USD
SGD 1,312 SGD
View
B+
Retailer 17
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$1,017 USD
View
B+
Retailer 18
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$1,209 USD
£952 GBP
View
B
Retailer 19
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$1,328 USD
View
B
Retailer 20
-
$1,840 USD
View
Most Expensive
Rare Carat
A9-253B · Oct 18
$1,850 USD
View
Price last confirmed 12 days ago
20 more retailers have this diamond
Prices start from $242 USDSave up to $1,598 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
1.26ct Radiant
$242 USD