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Round|Lab Grown|IGI

1.18ct J VVS1 Round Lab Grown Diamond

ID • J/VVS1 • IGI LG549283501

Shape and cutting style on the report: Round brilliant

Certificate IGI LG549283501

Diamond specifications and retailer prices

From $388 USD
As of October 30, 2026
Save $637 USD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,025 USD at MOH London · As of October 29, 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 J colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549283501 or 549283501. Listed at 4 retailers as of October 29, 2026, with prices from $388 to $1,025, a $637 spread on the same certified stone. MOH London lists it at $1,025. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
J
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549283501
Dimensions6.75 × 6.80 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
6.75 mm6.80 mm1.18 ctJ / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549283501
Side View
Table 57.5%Crown 35.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
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 30
Current: $1,025 USD|Low: $295 USD|High: $1,033 USD|Avg: $816 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$388 USD
Retailer 4$654 USD
Retailer 2$756 USD
Retailer 7$790 USD
MOH London$1,025 USD
Retailer 5$1,030 USD
Retailer 6$1,030 USD

11 data points across 7 retailers

4 retailers$388 USD to $1,025 USD

A
Cheapest Retailer
-
$388 USD
A
Retailer 2
-
$654 USD
View
B+
Retailer 3
-
$756 USD
View
Most Expensive
B+
MOH London
LG549283501 · Oct 29
$1,025 USD
£807 GBP
View
3 more retailers have this diamond
Prices start from $388 USDSave up to $637 USD

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
$388 USD