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Round|Lab Grown|IGI

1.01ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG818639553

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818639553

Diamond specifications and retailer prices

From €139 EUR
As of November 3, 2026
Save €668 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €807 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct 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 LG818639553 or 818639553. Listed at 23 retailers as of October 29, 2026, with prices from €139 to €807, a €668 spread on the same certified stone. MOH London lists it at €807. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818639553
Dimensions6.45 × 6.40 × 3.96 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
6.45 mm6.40 mm1.01 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818639553
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.6%

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 3
Current: €807 EUR|Low: €139 EUR|High: €816 EUR|Avg: €372 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 4, 2026
Retailer 15€139 EUR
Retailer 16€154 EUR
Retailer 4€160 EUR
Retailer 6€172 EUR
Retailer 8€172 EUR
Retailer 5€259 EUR
Retailer 13€295 EUR
Retailer 2€296 EUR
Retailer 14€314 EUR
Retailer 7€358 EUR
Retailer 12€418 EUR
Retailer 11€452 EUR
Retailer 3€465 EUR
Retailer 18€471 EUR
Retailer 10€545 EUR
Retailer 9€551 EUR
Retailer 17€600 EUR
MOH London€807 EUR

41 data points across 18 retailers

23 retailers€139 EUR to €807 EUR

Retailer 1
-
€134 EUR
Price last confirmed 47 days ago
A
Retailer 2
-
€139 EUR
View
A
Retailer 3
-
€154 EUR
View
Final sale: no returns
Retailer 4
-
€156 EUR
View
Price last confirmed 45 days ago
A
Retailer 5
-
€160 EUR
View
Retailer 6
-
€164 EUR
View
Price last confirmed 64 days ago
Retailer 7
-
€165 EUR
View
Price last confirmed 46 days ago
Retailer 8
-
€172 EUR
View
Price last confirmed 10 days ago
A
Retailer 9
-
€172 EUR
View
A
Retailer 10
-
€259 EUR
View
A
Retailer 11
-
€295 EUR
View
A
Retailer 12
-
€296 EUR
View
B+
Retailer 13
-
€314 EUR
View
Retailer 14
-
€358 EUR
View
Price last confirmed 28 days ago
B+
Retailer 15
-
€418 EUR
View
B+
Retailer 16
-
€452 EUR
View
B+
Retailer 17
-
€465 EUR
View
B+
Retailer 18
-
€471 EUR
View
Retailer 19
-
€535 EUR
View
Price last confirmed 44 days ago
B
Retailer 20
-
€551 EUR
View
B
Retailer 21
-
€559 EUR
View
B
Retailer 22
-
€600 EUR
View
Most Expensive
B
MOH London
LG818639553 · Oct 29
€807 EUR
£710 GBP
View
22 more retailers have this diamond
Prices start from €139 EURSave up to €668 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
1.01ct Round
€139 EUR