CaratHunter
Plans
Round|Lab Grown|IGI

10.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG786679291

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786679291

Diamond specifications and retailer prices

From £1,243 GBP
$1,665 USD
As of November 1, 2026
Save £2,694 GBP (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,213 GBP at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 10.01ct lab-grown round diamond

This 10.01ct 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 LG786679291 or 786679291. Listed at 15 retailers as of October 31, 2026, with a 217% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

10.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786679291
Dimensions13.90 × 13.99 × 8.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.90 mm13.99 mm10.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786679291
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.7%

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: £4,213 GBP|Low: £1,221 GBP|High: £4,370 GBP|Avg: £2,198 GBP|-3.6%
Rare Carat
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
November 2, 2026
Retailer 14£1,243 GBP
Retailer 8£1,287 GBP
Retailer 6£1,352 GBP
Retailer 7£1,416 GBP
Retailer 15£1,442 GBP
Retailer 10£1,567 GBP
Retailer 12£1,700 GBP
Retailer 3£1,807 GBP
Retailer 2£2,019 GBP
Retailer 4£2,265 GBP
Retailer 9£2,279 GBP
Retailer 5£2,320 GBP
Retailer 13£2,702 GBP
Retailer 11£3,936 GBP
Rare Carat£4,213 GBP

37 data points across 15 retailers

15 retailers£1,243 GBP to £3,936 GBP

A
Cheapest Retailer
-
£1,243 GBP
$1,665 USD
A
Retailer 2
-
£1,287 GBP
View
A
Retailer 3
-
£1,352 GBP
$1,812 USD
View
Retailer 4
-
£1,416 GBP
$1,897 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
£1,442 GBP
$1,932 USD
View
A
Retailer 6
-
£1,567 GBP
$2,100 USD
View
A
Retailer 7
-
£1,700 GBP
HK$17,800 HKD
View
A
Retailer 8
-
£1,807 GBP
$2,421 USD
View
A
Retailer 9
-
£2,019 GBP
View
A
Retailer 10
-
£2,265 GBP
$3,035 USD
View
B+
Retailer 11
-
£2,279 GBP
€2,908 EUR
View
B+
Retailer 12
-
£2,320 GBP
$3,108 USD
View
B+
Retailer 13
-
£2,702 GBP
$3,621 USD
View
B
Retailer 14
-
£3,936 GBP
$5,274 USD
View
Most Expensive
Rare Carat
KI2916792KF786 · Oct 18
£4,213 GBP
$5,645 USD
View
Price last confirmed 14 days ago
14 more retailers have this diamond
Prices start from £1,243 GBPSave up to £2,694 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
10.01ct Round
£1,243 GBP