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0.99ct I VVS1 Round Lab Grown Diamond

EX • I/VVS1 • IGI LG735585327

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735585327

Diamond specifications and retailer prices

From £104 GBP
$140 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £104 GBP at William & Sons Jewelers
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 William & Sons Jewelers

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG735585327 or 735585327. Listed at a single retailer as of October 30, 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

0.99
Carat
I
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735585327
Dimensions6.37 × 6.30 × 3.98 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.37 mm6.30 mm0.99 ctI / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735585327
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

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: Oct 30
Current: £331 GBP|Low: £104 GBP|High: £661 GBP|Avg: £331 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
William & Sons Jewelers
September 19, 2026
William & Sons Jewelers£104 GBP
Retailer 3£142 GBP
Retailer 2£255 GBP
Retailer 6£284 GBP
Retailer 1£331 GBP
Retailer 5£422 GBP
Retailer 4£441 GBP
Retailer 7£661 GBP

2 data points across 8 retailers

1 retailer

A
William & Sons Jewelers
cert_LG735585327 · Oct 30
£104 GBP
$140 USD
View
Final sale: no returns

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
0.99ct Round
£104 GBP