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Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG506195344

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG506195344

Diamond specifications and retailer prices

From $1,028 AUD
$722 USD
As of October 30, 2026
Save $3,657 AUD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,684 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506195344 or 506195344. Listed at 15 retailers as of October 30, 2026, with prices from $1,028 to $4,684, a $3,657 spread on the same certified stone. MOH London lists it at $4,684. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195344
Dimensions10.69 × 5.15 × 3.08 mm
L/W Ratio2.08
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
10.69 mm5.15 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195344
Side View
Table 61.5%Crown 36.5°Girdle: THN-MEDPavilion 38.2°Culet: NoneDepth 59.8%

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 30
Current: $4,684 AUD|Low: $987 AUD|High: $4,746 AUD|Avg: $2,397 AUD
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
November 1, 2026
Retailer 12$1,028 AUD
Retailer 3$1,119 AUD
Retailer 4$1,150 AUD
Retailer 14$1,193 AUD
Retailer 13$1,367 AUD
Retailer 10$1,445 AUD
Retailer 7$1,873 AUD
Retailer 16$1,935 AUD
Retailer 9$2,193 AUD
Retailer 11$2,938 AUD
Retailer 2$3,108 AUD
Retailer 15$3,354 AUD
Retailer 8$3,415 AUD
Retailer 5$3,710 AUD
Retailer 6$3,734 AUD
MOH London$4,684 AUD

27 data points across 16 retailers

15 retailers$1,028 AUD to $4,684 AUD

A
Cheapest Retailer
-
$1,028 AUD
$722 USD
B+
Retailer 2
-
$1,119 AUD
$786 USD
View
B+
Retailer 3
-
$1,150 AUD
$808 USD
View
Final sale: no returns
Retailer 4
-
$1,193 AUD
$838 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$1,193 AUD
$838 USD
View
B+
Retailer 6
-
$1,367 AUD
$960 USD
View
B+
Retailer 7
-
$1,445 AUD
$1,015 USD
View
B
Retailer 8
-
$1,935 AUD
$1,359 USD
View
B
Retailer 9
-
$2,193 AUD
ZAR 24,881 ZAR
View
B
Retailer 10
-
$2,938 AUD
$2,064 USD
View
B
Retailer 11
-
$3,108 AUD
View
B
Retailer 12
-
$3,354 AUD
$2,356 USD
View
B
Retailer 13
-
$3,710 AUD
£2,052 GBP
View
B
Retailer 14
-
$3,734 AUD
$2,623 USD
View
Most Expensive
B
MOH London
LG506195344 · Nov 1
$4,684 AUD
£2,591 GBP
View
14 more retailers have this diamond
Prices start from $1,028 AUDSave up to $3,657 AUD

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
1.00ct Marquise
$1,028 AUD