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Round|Lab Grown|IGI

1.05ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG778658578

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778658578

Diamond specifications and retailer prices

From €136 EUR
$152 USD
As of October 29, 2026
Save €660 EUR (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €796 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778658578 or 778658578. Listed at 21 retailers as of October 29, 2026, with prices from €136 to €796, a €660 spread on the same certified stone. MOH London lists it at €796. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778658578
Dimensions6.58 × 3.97 × 3.97 mm
L/W Ratio1.66
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.58 mm3.97 mm1.05 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778658578
Side View
Table 61.0%Crown 33.6°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.2%

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: Oct 29
Current: €796 EUR|Low: €132 EUR|High: €803 EUR|Avg: €342 EUR|-0.8%
MOH London
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
October 30, 2026
Retailer 4€136 EUR
Retailer 5€151 EUR
Retailer 11€158 EUR
Retailer 8€169 EUR
Retailer 9€169 EUR
Retailer 13€273 EUR
Retailer 19€291 EUR
Retailer 16€291 EUR
Retailer 17€292 EUR
Retailer 15€308 EUR
Retailer 7€371 EUR
Retailer 3€413 EUR
Retailer 2€439 EUR
Retailer 12€455 EUR
Retailer 6€464 EUR
Retailer 10€544 EUR
Retailer 18€546 EUR
Retailer 14€591 EUR
MOH London€796 EUR

26 data points across 19 retailers

21 retailers€136 EUR to €796 EUR

A
Cheapest Retailer
-
€136 EUR
$152 USD
A
Retailer 2
-
€151 EUR
$169 USD
View
Final sale: no returns
A
Retailer 3
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€158 EUR
$177 USD
View
A
Retailer 4
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€169 EUR
$189 USD
View
A
Retailer 5
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€169 EUR
$189 USD
View
A
Retailer 6
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€273 EUR
$305 USD
View
Retailer 7
-
€283 EUR
£249 GBP
View
Price last confirmed 17 days ago
A
Retailer 8
-
€291 EUR
ZAR 5,245 ZAR
View
A
Retailer 9
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€291 EUR
£256 GBP
View
A
Retailer 10
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€292 EUR
£257 GBP
View
A
Retailer 11
-
€308 EUR
$344 USD
View
B+
Retailer 12
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€371 EUR
$415 USD
View
B+
Retailer 13
-
€413 EUR
A$709 AUD
View
B+
Retailer 14
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€439 EUR
$490 USD
View
B+
Retailer 15
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€455 EUR
$508 USD
View
B+
Retailer 16
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€464 EUR
SGD 700 SGD
View
Retailer 17
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€535 EUR
$598 USD
View
Price last confirmed 40 days ago
B
Retailer 18
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€544 EUR
$608 USD
View
B
Retailer 19
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€546 EUR
$610 USD
View
B
Retailer 20
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€591 EUR
$660 USD
View
Most Expensive
B
MOH London
LG778658578 · Oct 29
€796 EUR
£700 GBP
View
20 more retailers have this diamond
Prices start from €136 EURSave up to €660 EUR

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
1.05ct Round
€136 EUR