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Marquise|Lab Grown|IGI

1.03ct I VS2 Marquise Lab Grown Diamond

ID • I/VS2 • IGI LG425067821

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG425067821

Diamond specifications and retailer prices

From $840 AUD
$590 USD
As of October 31, 2026
Save $5,412 AUD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,252 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG425067821 or 425067821. Listed at 12 retailers as of October 31, 2026, with prices from $840 to $6,252, a $5,412 spread on the same certified stone. MOH London lists it at $6,252. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
I
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067821
Dimensions9.48 × 5.38 × 3.41 mm
L/W Ratio1.76
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.48 mm5.38 mm1.03 ctI / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425067821
Side View
Table 55.5%Crown 34.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.4%

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: $6,252 AUD|Low: $840 AUD|High: $6,335 AUD|Avg: $3,062 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
November 1, 2026
Retailer 2$840 AUD
Retailer 7$1,677 AUD
Retailer 11$1,825 AUD
Retailer 12$1,878 AUD
Retailer 8$1,946 AUD
Retailer 6$2,112 AUD
Retailer 3$2,192 AUD
Retailer 4$2,733 AUD
Retailer 9$3,091 AUD
Retailer 10$3,647 AUD
Retailer 14$3,834 AUD
Retailer 13$4,708 AUD
Retailer 5$5,572 AUD
MOH London$6,252 AUD

19 data points across 14 retailers

12 retailers$840 AUD to $6,252 AUD

A
Cheapest Retailer
-
$840 AUD
$590 USD
B
Retailer 2
-
$1,677 AUD
$1,178 USD
View
B
Retailer 3
-
$1,825 AUD
$1,282 USD
View
B
Retailer 4
-
$1,878 AUD
$1,319 USD
View
Final sale: no returns
B
Retailer 5
-
$1,946 AUD
$1,367 USD
View
Retailer 6
-
$1,946 AUD
$1,367 USD
View
Price last confirmed 15 days ago
B
Retailer 7
-
$2,192 AUD
$1,540 USD
View
B
Retailer 8
-
$3,091 AUD
$2,171 USD
View
B
Retailer 9
-
$3,647 AUD
$2,562 USD
View
B
Retailer 10
-
$3,834 AUD
$2,693 USD
View
B
Retailer 11
-
$4,708 AUD
£2,604 GBP
View
Most Expensive
B
MOH London
LG425067821 · Nov 1
$6,252 AUD
£3,458 GBP
View
11 more retailers have this diamond
Prices start from $840 AUDSave up to $5,412 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
1.03ct Marquise
$840 AUD