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Round|Lab Grown|IGI

1.90ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG499190312

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499190312

Diamond specifications and retailer prices

From £776 GBP
$1,040 USD
As of October 31, 2026
Save £3,358 GBP (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,134 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.9ct lab-grown round diamond

This 1.9ct 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 LG499190312 or 499190312. Listed at 12 retailers as of October 29, 2026, with prices from £776 to £4,134, a £3,358 spread on the same certified stone. MOH London lists it at £4,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190312
Dimensions7.94 × 7.87 × 4.81 mm
L/W Ratio1.01
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
7.94 mm7.87 mm1.90 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG499190312
Side View
Table 60.5%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.8%

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: £4,134 GBP|Low: £776 GBP|High: £4,168 GBP|Avg: £2,069 GBP|+0.5%
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
October 30, 2026
Retailer 2£776 GBP
Retailer 10£1,241 GBP
Retailer 6£1,338 GBP
Retailer 13£1,351 GBP
Retailer 15£1,390 GBP
Retailer 11£1,440 GBP
Retailer 3£1,567 GBP
Retailer 7£1,582 GBP
Retailer 4£1,937 GBP
Retailer 12£2,264 GBP
Retailer 9£2,482 GBP
Retailer 8£2,647 GBP
Retailer 14£2,699 GBP
Retailer 5£4,121 GBP
MOH London£4,134 GBP

21 data points across 15 retailers

12 retailers£776 GBP to £4,134 GBP

A
Cheapest Retailer
-
£776 GBP
$1,040 USD
B+
Retailer 2
-
£1,241 GBP
$1,663 USD
View
B+
Retailer 3
-
£1,351 GBP
$1,810 USD
View
B+
Retailer 4
-
£1,390 GBP
$1,862 USD
View
Final sale: no returns
B+
Retailer 5
-
£1,440 GBP
$1,929 USD
View
Retailer 6
-
£1,440 GBP
$1,929 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
£1,567 GBP
$2,100 USD
View
B
Retailer 8
-
£2,264 GBP
$3,033 USD
View
B
Retailer 9
-
£2,482 GBP
$3,326 USD
View
B
Retailer 10
-
£2,647 GBP
ZAR 57,299 ZAR
View
B
Retailer 11
-
£2,699 GBP
$3,616 USD
View
Most Expensive
B
MOH London
LG499190312 · Oct 29
£4,134 GBP
View
11 more retailers have this diamond
Prices start from £776 GBPSave up to £3,358 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
1.90ct Round
£776 GBP