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Round|Lab Grown|IGI

1.19ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG852616701

Shape and cutting style on the report: Round brilliant

Certificate IGI LG852616701

Diamond specifications and retailer prices

From £109 GBP
As of November 5, 2026
Save £653 GBP (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £762 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.19ct lab-grown round diamond

This 1.19ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG852616701 or 852616701. Listed at 12 retailers as of November 5, 2026, with prices from £109 to £762, a £653 spread on the same certified stone. Reve Diamonds lists it at £762. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.19
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852616701
Dimensions6.75 × 6.77 × 4.22 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
6.75 mm6.77 mm1.19 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852616701
Side View
Table 55.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°CuletDepth 62.3%

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 5
Current: £235 GBP|Low: £109 GBP|High: £762 GBP|Avg: £331 GBP|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
November 6, 2026
Retailer 10£109 GBP
Retailer 2£126 GBP
Retailer 11£133 GBP
Retailer 7£135 GBP
Retailer 6£230 GBP
Retailer 1£235 GBP
Retailer 5£250 GBP
Retailer 9£434 GBP
Retailer 8£456 GBP
Retailer 4£475 GBP
Retailer 3£629 GBP
Reve Diamonds£762 GBP

3 data points across 12 retailers

12 retailers£109 GBP to £762 GBP

A
Cheapest Retailer
-
£109 GBP
A
Retailer 2
-
£126 GBP
View
A
Retailer 3
-
£133 GBP
View
Final sale: no returns
A
Retailer 4
-
£135 GBP
View
A
Retailer 5
-
£230 GBP
View
A
Retailer 6
-
£235 GBP
View
B+
Retailer 7
-
£250 GBP
View
B+
Retailer 8
-
£434 GBP
View
B
Retailer 9
-
£456 GBP
View
B
Retailer 10
-
£475 GBP
View
B
Retailer 11
-
£629 GBP
View
Most Expensive
B
Reve Diamonds
BD4AC496D · Nov 6
£762 GBP
$1,020 USD
View
11 more retailers have this diamond
Prices start from £109 GBPSave up to £653 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
1.19ct Round
£109 GBP