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Round|Lab Grown|IGI

1.26ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG640404707

Shape and cutting style on the report: Round brilliant

Certificate IGI LG640404707

Diamond specifications and retailer prices

From $214 USD
As of October 29, 2026
Save $2,072 USD (91%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,286 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG640404707 or 640404707. Listed at 23 retailers as of October 27, 2026, with prices from $214 to $2,286, a $2,072 spread on the same certified stone. Queensmith lists it at $2,286. 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 angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640404707
Dimensions6.98 × 6.94 × 4.24 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
6.98 mm6.94 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640404707
Side View
Table 60.0%Crown 34°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $491 USD|Low: $206 USD|High: $2,440 USD|Avg: $666 USD|-13.5%
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Retailer 22
October 30, 2026
Retailer 22$214 USD
Retailer 12$239 USD
Retailer 14$249 USD
Retailer 4$266 USD
Retailer 5$266 USD
Retailer 2$294 USD
Retailer 8$358 USD
Retailer 16$442 USD
Retailer 17$457 USD
Retailer 1$491 USD
Retailer 7$510 USD
Retailer 18$650 USD
Retailer 21$690 USD
Retailer 6$691 USD
Retailer 10$855 USD
Retailer 15$861 USD
Retailer 3$908 USD
Retailer 11$911 USD
Retailer 19$1,067 USD
Retailer 20$1,205 USD
Retailer 9$1,240 USD
Retailer 13$1,640 USD

42 data points across 22 retailers

23 retailers$214 USD to $2,286 USD

A
Cheapest Retailer
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$214 USD
A
Retailer 2
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$239 USD
View
Final sale: no returns
A
Retailer 3
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$249 USD
View
A
Retailer 4
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$266 USD
View
A
Retailer 5
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$266 USD
View
A
Retailer 6
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$294 USD
HK$2,300 HKD
View
B+
Retailer 7
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$358 USD
View
A
Retailer 8
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$442 USD
€421 EUR
View
A
Retailer 9
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$457 USD
ZAR 7,379 ZAR
View
A
Retailer 10
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$491 USD
£387 GBP
View
A
Retailer 11
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$510 USD
View
A
Retailer 12
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$650 USD
A$1,000 AUD
View
A
Retailer 13
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$690 USD
View
A
Retailer 14
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$691 USD
View
A
Retailer 15
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$855 USD
View
B+
Retailer 16
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$861 USD
SGD 1,163 SGD
View
B+
Retailer 17
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$908 USD
View
B+
Retailer 18
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$911 USD
View
B+
Retailer 19
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$1,067 USD
£840 GBP
View
Retailer 20
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$1,205 USD
View
Price last confirmed 12 days ago
B+
Retailer 21
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$1,240 USD
View
B+
Retailer 22
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$1,640 USD
View
Most Expensive
B
Queensmith
LG640404707 · Oct 27
$2,286 USD
£1,800 GBP
View
22 more retailers have this diamond
Prices start from $214 USDSave up to $2,072 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
$214 USD