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Round|Lab Grown|IGI

0.51ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG805652331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805652331

Diamond specifications and retailer prices

From $170 USD
As of November 4, 2026
Save $321 USD (65%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,124 USD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG805652331 or 805652331. Listed at 7 retailers as of November 4, 2026, with a 189% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805652331
Dimensions5.16 × 5.11 × 3.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.16 mm5.11 mm0.51 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805652331
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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: Nov 4
Current: $1,124 USD|Low: $170 USD|High: $1,140 USD|Avg: $417 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$170 USD
Retailer 4$248 USD
Retailer 8$264 USD
Retailer 2$266 USD
Retailer 5$268 USD
Retailer 6$440 USD
Retailer 7$491 USD
MOH London$1,124 USD

43 data points across 8 retailers

7 retailers$170 USD to $491 USD

A
Cheapest Retailer
-
$170 USD
B+
Retailer 2
-
$248 USD
View
B+
Retailer 3
-
$266 USD
View
B+
Retailer 4
-
$268 USD
View
B
Retailer 5
-
$440 USD
View
B
Retailer 6
-
$491 USD
View
Most Expensive
MOH London
LG805652331 · Nov 5
$1,124 USD
£885 GBP
View
Price under review
6 more retailers have this diamond
Prices start from $170 USDSave up to $321 USD

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
0.51ct Round
$170 USD