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Round|Lab Grown|IGI

1.26ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG817672966

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817672966

Diamond specifications and retailer prices

From £150 GBP
$201 USD
As of November 1, 2026
Save £1,290 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,440 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG817672966 or 817672966. Listed at 16 retailers as of October 31, 2026, with prices from £150 to £1,440, a £1,290 spread on the same certified stone. Do Amore Diamonds lists it at £1,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817672966
Dimensions6.94 × 6.97 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.94 mm6.97 mm1.26 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817672966
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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: Nov 1
Current: £1,440 GBP|Low: £150 GBP|High: £1,440 GBP|Avg: £529 GBP
Do Amore Diamonds
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
November 1, 2026
Retailer 3£150 GBP
Retailer 4£168 GBP
Retailer 16£174 GBP
Retailer 6£228 GBP
Retailer 7£256 GBP
Retailer 9£332 GBP
Retailer 12£340 GBP
Retailer 5£370 GBP
Retailer 14£502 GBP
Retailer 10£540 GBP
Retailer 8£581 GBP
Retailer 15£661 GBP
Retailer 13£827 GBP
Retailer 2£836 GBP
Retailer 11£1,187 GBP
Do Amore Diamonds£1,440 GBP

11 data points across 16 retailers

16 retailers£150 GBP to £1,440 GBP

A
Cheapest Retailer
-
£150 GBP
$201 USD
A
Retailer 2
-
£168 GBP
$225 USD
View
Final sale: no returns
A
Retailer 3
-
£174 GBP
$233 USD
View
A
Retailer 4
-
£228 GBP
$305 USD
View
B+
Retailer 5
-
£256 GBP
$343 USD
View
A
Retailer 6
-
£332 GBP
View
A
Retailer 7
-
£340 GBP
€434 EUR
View
A
Retailer 8
-
£370 GBP
$496 USD
View
B+
Retailer 9
-
£502 GBP
A$1,035 AUD
View
B+
Retailer 10
-
£540 GBP
$723 USD
View
B+
Retailer 11
-
£581 GBP
$778 USD
View
B+
Retailer 12
-
£661 GBP
$885 USD
View
B
Retailer 13
-
£827 GBP
View
B
Retailer 14
-
£836 GBP
$1,120 USD
View
B
Retailer 15
-
£1,187 GBP
$1,590 USD
View
Most Expensive
B
Do Amore Diamonds
27-F764D8931 · Oct 31
£1,440 GBP
$1,930 USD
View
15 more retailers have this diamond
Prices start from £150 GBPSave up to £1,290 GBP

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
£150 GBP