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Round|Lab Grown|IGI

1.30ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • IGI LG478111978

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478111978

Diamond specifications and retailer prices

From €653 EUR
$730 USD
As of October 31, 2026
Save €2,759 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,413 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG478111978 or 478111978. Listed at 14 retailers as of October 29, 2026, with prices from €653 to €3,413, a €2,759 spread on the same certified stone. MOH London lists it at €3,413. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478111978
Dimensions6.96 × 6.94 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.96 mm6.94 mm1.30 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478111978
Side View
Table 58.5%Crown 36.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.1%

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: Oct 31
Current: €3,413 EUR|Low: €577 EUR|High: €3,440 EUR|Avg: €1,460 EUR|+0.5%
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
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Retailer 17
October 30, 2026
Retailer 8€577 EUR
Retailer 2€653 EUR
Retailer 12€781 EUR
Retailer 15€849 EUR
Retailer 6€863 EUR
Retailer 17€874 EUR
Retailer 4€906 EUR
Retailer 13€906 EUR
Retailer 5€1,061 EUR
Retailer 7€1,383 EUR
Retailer 14€1,455 EUR
Retailer 10€1,664 EUR
Retailer 11€2,081 EUR
Retailer 3€2,496 EUR
Retailer 16€2,546 EUR
Retailer 9€2,592 EUR
MOH London€3,413 EUR

23 data points across 17 retailers

14 retailers€653 EUR to €3,413 EUR

A
Cheapest Retailer
-
€653 EUR
$730 USD
B+
Retailer 2
-
€781 EUR
$872 USD
View
B+
Retailer 3
-
€849 EUR
$949 USD
View
B+
Retailer 4
-
€863 EUR
$964 USD
View
B+
Retailer 5
-
€874 EUR
$976 USD
View
Final sale: no returns
B+
Retailer 6
-
€906 EUR
$1,012 USD
View
Retailer 7
-
€906 EUR
$1,012 USD
View
Price last confirmed 15 days ago
B
Retailer 8
-
€1,061 EUR
$1,185 USD
View
B
Retailer 9
-
€1,455 EUR
$1,626 USD
View
B
Retailer 10
-
€1,664 EUR
ZAR 30,039 ZAR
View
B
Retailer 11
-
€2,081 EUR
$2,325 USD
View
B
Retailer 12
-
€2,496 EUR
£2,196 GBP
View
B
Retailer 13
-
€2,546 EUR
$2,844 USD
View
Most Expensive
B
MOH London
LG478111978 · Oct 29
€3,413 EUR
£3,002 GBP
View
13 more retailers have this diamond
Prices start from €653 EURSave up to €2,759 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
1.30ct Round
€653 EUR