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0.99ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG831684353

Shape and cutting style on the report: Round brilliant

Certificate IGI LG831684353

Diamond specifications and retailer prices

From £136 GBP
$182 USD
As of November 1, 2026
Save £578 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £714 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG831684353 or 831684353. Listed at 11 retailers as of October 29, 2026, with prices from £136 to £714, a £578 spread on the same certified stone. MOH London lists it at £714. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831684353
Dimensions6.39 × 6.44 × 3.91 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.39 mm6.44 mm0.99 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831684353
Side View
Table 57.0%Crown 33.8°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: £714 GBP|Low: £136 GBP|High: £718 GBP|Avg: £313 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
November 1, 2026
Retailer 4£136 GBP
Retailer 3£172 GBP
Retailer 10£205 GBP
Retailer 9£261 GBP
Retailer 6£266 GBP
Retailer 7£268 GBP
Retailer 5£276 GBP
Retailer 2£375 GBP
Retailer 11£416 GBP
Retailer 8£516 GBP
MOH London£714 GBP

9 data points across 11 retailers

11 retailers£136 GBP to £714 GBP

A+
Cheapest Retailer
-
£136 GBP
$182 USD
Final sale: no returns
A
Retailer 2
-
£172 GBP
HK$1,800 HKD
View
B+
Retailer 3
-
£205 GBP
$275 USD
View
A
Retailer 4
-
£261 GBP
€333 EUR
View
A
Retailer 5
-
£266 GBP
View
A
Retailer 6
-
£268 GBP
View
A
Retailer 7
-
£276 GBP
ZAR 5,972 ZAR
View
B+
Retailer 8
-
£375 GBP
A$774 AUD
View
B+
Retailer 9
-
£416 GBP
SGD 753 SGD
View
B
Retailer 10
-
£516 GBP
$691 USD
View
Most Expensive
B
MOH London
LG831684353 · Oct 29
£714 GBP
View
10 more retailers have this diamond
Prices start from £136 GBPSave up to £578 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+
0.99ct Round
£136 GBP