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Round|Lab Grown|IGI

1.09ct J VVS1 Round Lab Grown Diamond

ID • J/VVS1 • IGI LG476157510

Shape and cutting style on the report: Round brilliant

Certificate IGI LG476157510

Diamond specifications and retailer prices

From £470 GBP
$630 USD
As of October 31, 2026
Save £3,273 GBP (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,743 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG476157510 or 476157510. Listed at 12 retailers as of October 27, 2026, with prices from £470 to £3,743, a £3,273 spread on the same certified stone. MOH London lists it at £3,743. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG476157510
Dimensions6.59 × 6.61 × 4.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.59 mm6.61 mm1.09 ctJ / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG476157510
Side View
Table 55.5%Crown 35°GirdlePavilion 40.7°Culet: NoneDepth 62.1%

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: Oct 31
Current: £3,743 GBP|Low: £470 GBP|High: £3,784 GBP|Avg: £1,689 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2£470 GBP
Retailer 6£1,003 GBP
Retailer 10£1,123 GBP
Retailer 7£1,164 GBP
Retailer 9£1,164 GBP
Retailer 5£1,291 GBP
Retailer 11£1,584 GBP
Retailer 8£1,839 GBP
Retailer 4£2,139 GBP
Retailer 3£2,169 GBP
MOH London£3,743 GBP

19 data points across 11 retailers

12 retailers£470 GBP to £3,743 GBP

A
Cheapest Retailer
-
£470 GBP
$630 USD
B
Retailer 2
-
£1,003 GBP
$1,344 USD
View
B
Retailer 3
-
£1,091 GBP
$1,462 USD
View
B
Retailer 4
-
£1,123 GBP
$1,505 USD
View
Final sale: no returns
B
Retailer 5
-
£1,164 GBP
$1,559 USD
View
Retailer 6
-
£1,164 GBP
$1,559 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
£1,291 GBP
$1,730 USD
View
B
Retailer 8
-
£1,839 GBP
$2,464 USD
View
B
Retailer 9
-
£2,139 GBP
ZAR 46,299 ZAR
View
B
Retailer 10
-
£2,169 GBP
$2,906 USD
View
B
Retailer 11
-
£2,181 GBP
$2,922 USD
View
Most Expensive
B
MOH London
LG476157510 · Oct 27
£3,743 GBP
View
11 more retailers have this diamond
Prices start from £470 GBPSave up to £3,273 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
1.09ct Round
£470 GBP