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Round|Lab Grown|IGI

1.00ct J VVS2 Round Lab Grown Diamond

EX • J/VVS2 • IGI LG389979830

Shape and cutting style on the report: Round brilliant

Certificate IGI LG389979830

Diamond specifications and retailer prices

From €671 EUR
$750 USD
As of October 29, 2026
Save €3,154 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,825 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG389979830 or 389979830. Listed at 14 retailers as of October 27, 2026, with prices from €671 to €3,825, a €3,154 spread on the same certified stone. MOH London lists it at €3,825. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG389979830
Dimensions6.45 × 6.40 × 3.93 mm
L/W Ratio1.01
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
6.45 mm6.40 mm1.00 ctJ / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG389979830
Side View
Table 60.5%Crown 33.5°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €3,825 EUR|Low: €671 EUR|High: €3,872 EUR|Avg: €1,650 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 6€671 EUR
Retailer 5€1,025 EUR
Retailer 10€1,115 EUR
Retailer 9€1,148 EUR
Retailer 7€1,189 EUR
Retailer 2€1,561 EUR
Retailer 8€1,890 EUR
Retailer 4€2,038 EUR
Retailer 3€2,186 EUR
MOH London€3,825 EUR

45 data points across 10 retailers

14 retailers€671 EUR to €3,825 EUR

B+
Cheapest Retailer
-
€671 EUR
$750 USD
B
Retailer 2
-
€1,025 EUR
$1,145 USD
View
B
Retailer 3
-
€1,115 EUR
$1,246 USD
View
B
Retailer 4
-
€1,148 EUR
$1,282 USD
View
Final sale: no returns
Retailer 5
-
€1,189 EUR
$1,328 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
€1,189 EUR
$1,328 USD
View
B
Retailer 7
-
€1,343 EUR
$1,500 USD
View
B
Retailer 8
-
€1,561 EUR
£1,373 GBP
View
B
Retailer 9
-
€1,890 EUR
$2,111 USD
View
B
Retailer 10
-
€2,038 EUR
View
B
Retailer 11
-
€2,186 EUR
ZAR 39,450 ZAR
View
B
Retailer 12
-
€2,229 EUR
$2,490 USD
View
B
Retailer 13
-
€2,343 EUR
$2,618 USD
View
Most Expensive
B
MOH London
LG389979830 · Oct 27
€3,825 EUR
£3,365 GBP
View
13 more retailers have this diamond
Prices start from €671 EURSave up to €3,154 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.

B+
1.00ct Round
€671 EUR