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Oval|Lab Grown|IGI

1.61ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG634481508

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG634481508

Diamond specifications and retailer prices

From £290 GBP
$388 USD
As of October 26, 2026
Save £1,114 GBP (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,404 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.61ct lab-grown oval diamond

This 1.61ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG634481508 or 634481508. Listed at 18 retailers as of October 26, 2026, with prices from £290 to £1,404, a £1,114 spread on the same certified stone. MOH London lists it at £1,404. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634481508
Dimensions9.37 × 6.62 × 4.06 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.37 mm6.62 mm1.61 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634481508
Side View
Table 60.0%Crown 32.6°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 61.3%

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 26
Current: £1,404 GBP|Low: £231 GBP|High: £1,419 GBP|Avg: £680 GBP|+0.1%
MOH London
Retailer 2
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Retailer 17
October 30, 2026
Retailer 17£290 GBP
Retailer 6£324 GBP
Retailer 8£333 GBP
Retailer 3£359 GBP
Retailer 9£359 GBP
Retailer 11£470 GBP
Retailer 2£481 GBP
Retailer 4£481 GBP
Retailer 14£597 GBP
Retailer 10£617 GBP
Retailer 13£761 GBP
Retailer 12£835 GBP
Retailer 16£858 GBP
Retailer 7£1,046 GBP
Retailer 5£1,153 GBP
Retailer 15£1,299 GBP
MOH London£1,404 GBP

43 data points across 17 retailers

18 retailers£290 GBP to £1,404 GBP

A
Cheapest Retailer
-
£290 GBP
$388 USD
A
Retailer 2
-
£324 GBP
$434 USD
View
A
Retailer 3
-
£333 GBP
$446 USD
View
Final sale: no returns
A
Retailer 4
-
£359 GBP
$481 USD
View
A
Retailer 5
-
£359 GBP
$481 USD
View
A
Retailer 6
-
£455 GBP
$610 USD
View
A
Retailer 7
-
£470 GBP
$630 USD
View
A
Retailer 8
-
£481 GBP
View
A
Retailer 9
-
£481 GBP
$645 USD
View
B+
Retailer 10
-
£617 GBP
ZAR 13,346 ZAR
View
Retailer 11
-
£761 GBP
$1,020 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
£835 GBP
A$1,722 AUD
View
B
Retailer 13
-
£858 GBP
$1,149 USD
View
B
Retailer 14
-
£1,046 GBP
View
B
Retailer 15
-
£1,153 GBP
$1,545 USD
View
B
Retailer 16
-
£1,181 GBP
$1,583 USD
View
B
Retailer 17
-
£1,299 GBP
$1,740 USD
View
Most Expensive
B
MOH London
LG634481508 · Oct 26
£1,404 GBP
View
17 more retailers have this diamond
Prices start from £290 GBPSave up to £1,114 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
1.61ct Oval
£290 GBP