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Round|Lab Grown|IGI

1.26ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG617450327

Shape and cutting style on the report: Round brilliant

Certificate IGI LG617450327

Diamond specifications and retailer prices

From $239 USD
As of October 29, 2026
Save $1,080 USD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,319 USD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round 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 LG617450327 or 617450327. Listed at 18 retailers as of October 25, 2026, with prices from $239 to $1,319, a $1,080 spread on the same certified stone. Reve Diamonds lists it at $1,319. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617450327
Dimensions6.99 × 6.95 × 4.21 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.99 mm6.95 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617450327
Side View
Table 58.0%Crown 33.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $561 USD|Low: $239 USD|High: $1,204 USD|Avg: $525 USD|+5.9%
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
Retailer 14
October 30, 2026
Retailer 7$239 USD
Retailer 4$267 USD
Retailer 13$278 USD
Retailer 9$297 USD
Retailer 14$297 USD
Retailer 8$482 USD
Retailer 5$499 USD
Retailer 2$502 USD
Retailer 6$538 USD
Retailer 1$561 USD
Retailer 11$729 USD
Retailer 12$954 USD
Retailer 3$957 USD
Retailer 10$1,191 USD

39 data points across 14 retailers

18 retailers$239 USD to $1,319 USD

A+
Cheapest Retailer
-
$239 USD
A
Retailer 2
-
$267 USD
View
Final sale: no returns
A
Retailer 3
-
$278 USD
View
A
Retailer 4
-
$297 USD
View
A
Retailer 5
-
$297 USD
View
A
Retailer 6
-
$482 USD
£379 GBP
View
A
Retailer 7
-
$499 USD
View
A
Retailer 8
-
$502 USD
ZAR 8,109 ZAR
View
A
Retailer 9
-
$538 USD
View
A
Retailer 10
-
$538 USD
View
A
Retailer 11
-
$561 USD
£441 GBP
View
A
Retailer 12
-
$699 USD
View
A
Retailer 13
-
$729 USD
A$1,122 AUD
View
B+
Retailer 14
-
$954 USD
View
B+
Retailer 15
-
$957 USD
View
B+
Retailer 16
-
$1,006 USD
View
B+
Retailer 17
-
$1,191 USD
£938 GBP
View
Most Expensive
B+
Reve Diamonds
7C29F2D2E · Oct 25
$1,319 USD
View
17 more retailers have this diamond
Prices start from $239 USDSave up to $1,080 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 Round
$239 USD