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Oval|Lab Grown|IGI

1.66ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG395995875

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG395995875

Diamond specifications and retailer prices

From £359 GBP
$482 USD
As of October 26, 2026
1 retailer carries this diamond
Only listing: £359 GBP at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

About this 1.66ct lab-grown oval diamond

This 1.66ct 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 LG395995875 or 395995875. Listed at a single retailer as of October 26, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG395995875
Dimensions9.55 × 6.94 × 4.02 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
9.55 mm6.94 mm1.66 ctH / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG395995875
Side View
Table 62.5%CrownGirdle: MED-THKPavilionCulet: NoneDepth

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 26
Current: £359 GBP|Low: £310 GBP|High: £571 GBP|Avg: £510 GBP|-18.0%
Loose Grown Diamond
Retailer 2
September 30, 2026
Loose Grown Diamond£359 GBP
Retailer 2£566 GBP

22 data points across 2 retailers

1 retailer

Loose Grown Diamond
395995875 · Oct 26
£359 GBP
$482 USD
View
Price last confirmed 7 days ago

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1.66ct Oval
£359 GBP