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Round|Lab Grown|IGI

8.61ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG601325705

Shape and cutting style on the report: Round brilliant

Certificate IGI LG601325705

Diamond specifications and retailer prices

From £1,110 GBP
$1,487 USD
As of October 31, 2026
Save £5,936 GBP (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £7,045 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.61ct lab-grown round diamond

This 8.61ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG601325705 or 601325705. Listed at 19 retailers as of October 31, 2026, with prices from £1,110 to £7,045, a £5,936 spread on the same certified stone. Brilliant Earth lists it at £7,045. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

8.61
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601325705
Dimensions13.21 × 13.15 × 8.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.21 mm13.15 mm8.61 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601325705
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

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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: Oct 31
Current: £7,045 GBP|Low: £1,110 GBP|High: £8,254 GBP|Avg: £2,674 GBP|-14.6%
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 1, 2026
Retailer 16£1,110 GBP
Retailer 8£1,183 GBP
Retailer 11£1,276 GBP
Retailer 14£1,540 GBP
Retailer 2£1,614 GBP
Retailer 4£1,817 GBP
Retailer 10£1,886 GBP
Retailer 12£1,927 GBP
Retailer 9£2,130 GBP
Retailer 15£2,142 GBP
Retailer 6£3,297 GBP
Retailer 5£3,410 GBP
Retailer 3£3,513 GBP
Retailer 13£3,698 GBP
Retailer 7£4,037 GBP
Brilliant Earth£7,045 GBP

40 data points across 16 retailers

19 retailers£1,110 GBP to £7,045 GBP

Retailer 1
-
£1,019 GBP
$1,366 USD
Price last confirmed 39 days ago
Retailer 2
-
£1,110 GBP
$1,487 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
£1,110 GBP
$1,487 USD
View
Final sale: no returns
Retailer 4
-
£1,167 GBP
$1,563 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
£1,276 GBP
$1,710 USD
View
A
Retailer 6
-
£1,540 GBP
$2,064 USD
View
A
Retailer 7
-
£1,614 GBP
View
B+
Retailer 8
-
£1,817 GBP
$2,435 USD
View
A
Retailer 9
-
£1,886 GBP
€2,407 EUR
View
A
Retailer 10
-
£1,927 GBP
ZAR 41,719 ZAR
View
B+
Retailer 11
-
£2,130 GBP
A$4,390 AUD
View
B+
Retailer 12
-
£2,142 GBP
$2,870 USD
View
Retailer 13
-
£2,217 GBP
$2,971 USD
View
Price last confirmed 34 days ago
B
Retailer 14
-
£3,297 GBP
$4,418 USD
View
Retailer 15
-
£3,410 GBP
$4,569 USD
View
Price last confirmed 21 days ago
B
Retailer 16
-
£3,513 GBP
$4,707 USD
View
B
Retailer 17
-
£3,698 GBP
View
B
Retailer 18
-
£4,037 GBP
$5,410 USD
View
Most Expensive
B
Brilliant Earth
8199179A · Oct 31
£7,045 GBP
$9,440 USD
View
18 more retailers have this diamond
Prices start from £1,110 GBPSave up to £5,936 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
8.61ct Round
£1,110 GBP