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Round|Lab Grown|IGI

1.18ct H VVS1 Round Lab Grown Diamond

EX • H/VVS1 • IGI LG12377002

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12377002

Diamond specifications and retailer prices

From €308 EUR
$344 USD
As of November 1, 2026
Save €1,337 EUR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,645 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.18ct lab-grown round diamond

This 1.18ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG12377002 or 12377002. Listed at 20 retailers as of November 1, 2026, with prices from €308 to €1,645, a €1,337 spread on the same certified stone. MOH London lists it at €1,645. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
H
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12377002
Dimensions6.77 × 6.80 × 4.21 mm
L/W Ratio1.00
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
6.77 mm6.80 mm1.18 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12377002
Side View
Table 59.0%Crown 35°Girdle: MED-UNDPavilion 41.5°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: Nov 1
Current: €1,645 EUR|Low: €307 EUR|High: €2,730 EUR|Avg: €885 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
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Retailer 20
November 1, 2026
Retailer 4€308 EUR
Retailer 19€357 EUR
Retailer 5€360 EUR
Retailer 14€367 EUR
Retailer 7€381 EUR
Retailer 17€381 EUR
Retailer 9€519 EUR
Retailer 11€646 EUR
Retailer 20€665 EUR
Retailer 13€703 EUR
Retailer 16€723 EUR
Retailer 12€733 EUR
Retailer 2€976 EUR
Retailer 15€1,026 EUR
Retailer 3€1,118 EUR
Retailer 10€1,124 EUR
Retailer 18€1,353 EUR
Retailer 6€1,492 EUR
MOH London€1,645 EUR
Retailer 8€2,730 EUR

14 data points across 20 retailers

20 retailers€308 EUR to €1,645 EUR

A
Cheapest Retailer
-
€308 EUR
$344 USD
A
Retailer 2
-
€357 EUR
$399 USD
View
A
Retailer 3
-
€360 EUR
$402 USD
View
A
Retailer 4
-
€367 EUR
$410 USD
View
A
Retailer 5
-
€381 EUR
$426 USD
View
Retailer 6
-
€381 EUR
$426 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€519 EUR
$580 USD
View
B
Retailer 8
-
€646 EUR
$722 USD
View
B
Retailer 9
-
€665 EUR
$743 USD
View
B
Retailer 10
-
€703 EUR
£618 GBP
View
B
Retailer 11
-
€723 EUR
ZAR 13,053 ZAR
View
B
Retailer 12
-
€733 EUR
$819 USD
View
B
Retailer 13
-
€976 EUR
$1,090 USD
View
B
Retailer 14
-
€1,026 EUR
A$1,763 AUD
View
B
Retailer 15
-
€1,118 EUR
$1,249 USD
View
B
Retailer 16
-
€1,124 EUR
$1,256 USD
View
B
Retailer 17
-
€1,353 EUR
$1,512 USD
View
B
Retailer 18
-
€1,492 EUR
$1,667 USD
View
Most Expensive
B
MOH London
LG12377002 · Nov 1
€1,645 EUR
£1,447 GBP
View
18 more retailers have this diamond
Prices start from €308 EURSave up to €1,337 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
1.18ct Round
€308 EUR