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Round|Lab Grown|IGI

8.01ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG588359136

Shape and cutting style on the report: Round brilliant

Certificate IGI LG588359136

Diamond specifications and retailer prices

From £724 GBP
$971 USD
As of November 1, 2026
Save £3,151 GBP (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,875 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.01ct lab-grown round diamond

This 8.01ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG588359136 or 588359136. Listed at 15 retailers as of October 31, 2026, with prices from £724 to £3,875, a £3,151 spread on the same certified stone. Brilliant Earth lists it at £3,875. 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

8.01
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588359136
Dimensions12.75 × 12.67 × 8.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
12.75 mm12.67 mm8.01 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588359136
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.9%

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: Nov 1
Current: £3,875 GBP|Low: £724 GBP|High: £3,994 GBP|Avg: £1,601 GBP|-3.0%
Brilliant Earth
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 2, 2026
Retailer 5£724 GBP
Retailer 12£787 GBP
Retailer 8£811 GBP
Retailer 16£839 GBP
Retailer 15£853 GBP
Retailer 7£961 GBP
Retailer 3£1,242 GBP
Retailer 2£1,290 GBP
Retailer 6£1,343 GBP
Retailer 11£1,345 GBP
Retailer 10£1,371 GBP
Retailer 4£1,573 GBP
Retailer 13£1,809 GBP
Retailer 9£2,847 GBP
Retailer 14£3,279 GBP
Brilliant Earth£3,875 GBP

41 data points across 16 retailers

15 retailers£724 GBP to £3,875 GBP

A
Cheapest Retailer
-
£724 GBP
$971 USD
A
Retailer 2
-
£787 GBP
$1,056 USD
View
A
Retailer 3
-
£839 GBP
$1,126 USD
View
Retailer 4
-
£853 GBP
View
Price last confirmed 16 days ago
Retailer 5
-
£961 GBP
$1,290 USD
View
Price last confirmed 22 days ago
B+
Retailer 6
-
£1,242 GBP
$1,667 USD
View
B+
Retailer 7
-
£1,290 GBP
View
B+
Retailer 8
-
£1,343 GBP
$1,802 USD
View
B+
Retailer 9
-
£1,345 GBP
$1,805 USD
View
B+
Retailer 10
-
£1,371 GBP
€1,752 EUR
View
B+
Retailer 11
-
£1,573 GBP
$2,111 USD
View
B+
Retailer 12
-
£1,809 GBP
$2,428 USD
View
B
Retailer 13
-
£2,847 GBP
View
B
Retailer 14
-
£3,279 GBP
$4,400 USD
View
Most Expensive
B
Brilliant Earth
7646640A · Oct 31
£3,875 GBP
$5,200 USD
View
14 more retailers have this diamond
Prices start from £724 GBPSave up to £3,151 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
8.01ct Round
£724 GBP