Round|Lab Grown|IGI

0.51ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG797607341

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797607341

Diamond specifications and retailer prices

From $145 USD
As of November 1, 2026
Save $271 USD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $850 USD at MOH London · As of October 19, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797607341 or 797607341. Listed at 14 retailers as of October 30, 2026, with a 187% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797607341
Dimensions5.11 × 5.14 × 3.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.11 mm5.14 mm0.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797607341
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $850 USD|Low: $89 USD|High: $855 USD|Avg: $259 USD|-0.4%
MOH London
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 17
October 29, 2026
Retailer 16$93 USD
Retailer 6$104 USD
Retailer 17$108 USD
Retailer 4$122 USD
Retailer 7$122 USD
Retailer 14$145 USD
Retailer 3$158 USD
Retailer 12$202 USD
Retailer 15$205 USD
Retailer 10$232 USD
Retailer 9$241 USD
Retailer 11$252 USD
Retailer 13$270 USD
Retailer 5$370 USD
Retailer 2$416 USD
Retailer 8$428 USD
MOH London$850 USD

29 data points across 17 retailers

14 retailers$145 USD to $416 USD

Retailer 1
-
$93 USD
Price last confirmed 18 days ago
Retailer 2
-
$108 USD
View
Price last confirmed 17 days ago
Retailer 3
-
$122 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$122 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$145 USD
View
Retailer 6
-
$158 USD
View
Price last confirmed 15 days ago
Retailer 7
-
$202 USD
View
Price last confirmed 17 days ago
Retailer 8
-
$205 USD
View
Price last confirmed 18 days ago
Retailer 9
-
$232 USD
View
Price last confirmed 9 days ago
Retailer 10
-
$270 USD
View
Price last confirmed 10 days ago
Retailer 11
-
$370 USD
View
Price last confirmed 18 days ago
B
Retailer 12
-
$416 USD
View
Retailer 13
-
$428 USD
View
Price last confirmed 16 days ago
Most Expensive
MOH London
LG797607341 · Oct 19
$850 USD
£669 GBP
View
Price last confirmed 16 days ago
13 more retailers have this diamond
Prices start from $145 USDSave up to $271 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
$145 USD