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Round|Lab Grown|IGI

9.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG841689925

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841689925

Diamond specifications and retailer prices

From £876 GBP
$1,175 USD
As of November 1, 2026
Save £4,549 GBP (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £5,425 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 9.01ct lab-grown round diamond

This 9.01ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841689925 or 841689925. Listed at 11 retailers as of November 1, 2026, with prices from £876 to £5,425, a £4,549 spread on the same certified stone. Brilliant Earth lists it at £5,425. 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

9.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841689925
Dimensions13.47 × 13.43 × 8.11 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.47 mm13.43 mm9.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841689925
Side View
Table 58.0%Crown 33.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.3%

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: Nov 1
Current: £1,170 GBP|Low: £1,042 GBP|High: £3,557 GBP|Avg: £2,170 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 4£1,042 GBP
Retailer 1£1,170 GBP
Retailer 8£1,240 GBP
Retailer 3£1,506 GBP
Retailer 7£1,652 GBP
Retailer 6£1,996 GBP
Retailer 5£3,153 GBP
Retailer 2£3,347 GBP
Retailer 9£3,557 GBP

17 data points across 9 retailers

11 retailers£876 GBP to £5,425 GBP

A
Cheapest Retailer
-
£876 GBP
$1,175 USD
A
Retailer 2
-
£1,042 GBP
$1,398 USD
View
A
Retailer 3
-
£1,170 GBP
$1,570 USD
View
A
Retailer 4
-
£1,240 GBP
View
B+
Retailer 5
-
£1,506 GBP
View
B+
Retailer 6
-
£1,652 GBP
$2,217 USD
View
B+
Retailer 7
-
£1,996 GBP
$2,678 USD
View
B
Retailer 8
-
£3,153 GBP
$4,231 USD
View
B
Retailer 9
-
£3,347 GBP
View
B
Retailer 10
-
£3,557 GBP
$4,774 USD
View
Most Expensive
B
Brilliant Earth
22279172A · Nov 2
£5,425 GBP
$7,280 USD
View
10 more retailers have this diamond
Prices start from £876 GBPSave up to £4,549 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
9.01ct Round
£876 GBP