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Round|Lab Grown|IGI

1.81ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG425065219

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425065219

Diamond specifications and retailer prices

From £753 GBP
$1,010 USD
As of November 2, 2026
Save £3,163 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,915 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425065219 or 425065219. Listed at 12 retailers as of November 1, 2026, with prices from £753 to £3,915, a £3,163 spread on the same certified stone. MOH London lists it at £3,915. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425065219
Dimensions8.00 × 7.97 × 4.69 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
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Top View
8.00 mm7.97 mm1.81 ctJ / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425065219
Side View
Table 57.5%Crown 31.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 58.7%

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 2
Current: £3,915 GBP|Low: £753 GBP|High: £3,962 GBP|Avg: £1,974 GBP
MOH London
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 1, 2026
Retailer 2£753 GBP
Retailer 10£1,182 GBP
Retailer 6£1,232 GBP
Retailer 13£1,285 GBP
Retailer 15£1,323 GBP
Retailer 11£1,370 GBP
Retailer 3£1,498 GBP
Retailer 7£1,503 GBP
Retailer 4£1,852 GBP
Retailer 12£2,157 GBP
Retailer 9£2,424 GBP
Retailer 8£2,520 GBP
Retailer 14£2,569 GBP
MOH London£3,915 GBP
Retailer 5£3,923 GBP

19 data points across 15 retailers

12 retailers£753 GBP to £3,915 GBP

A
Cheapest Retailer
-
£753 GBP
$1,010 USD
A
Retailer 2
-
£1,182 GBP
$1,586 USD
View
B+
Retailer 3
-
£1,285 GBP
$1,725 USD
View
B+
Retailer 4
-
£1,323 GBP
$1,775 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,370 GBP
$1,839 USD
View
Retailer 6
-
£1,371 GBP
$1,840 USD
View
Price last confirmed 21 days ago
B+
Retailer 7
-
£1,498 GBP
$2,010 USD
View
B
Retailer 8
-
£2,157 GBP
$2,895 USD
View
B
Retailer 9
-
£2,424 GBP
$3,253 USD
View
B
Retailer 10
-
£2,520 GBP
ZAR 54,629 ZAR
View
B
Retailer 11
-
£2,569 GBP
$3,448 USD
View
Most Expensive
B
MOH London
LG425065219 · Nov 1
£3,915 GBP
View
11 more retailers have this diamond
Prices start from £753 GBPSave up to £3,163 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
1.81ct Round
£753 GBP