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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG818648744

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818648744

Diamond specifications and retailer prices

From $319 NZD
As of November 4, 2026
Save $1,537 NZD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,856 NZD 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818648744 or 818648744. Listed at 18 retailers as of November 1, 2026, with prices from $319 to $1,856, a $1,537 spread on the same certified stone. MOH London lists it at $1,856. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818648744
Dimensions10.71 × 5.12 × 3.25 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.71 mm5.12 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818648744
Side View
Table 61.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.5%

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 4
Current: $1,856 NZD|Low: $305 NZD|High: $1,881 NZD|Avg: $844 NZD|-0.2%
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
Retailer 17
November 5, 2026
Retailer 4$319 NZD
Retailer 15$358 NZD
Retailer 14$371 NZD
Retailer 8$397 NZD
Retailer 9$397 NZD
Retailer 6$598 NZD
Retailer 12$685 NZD
Retailer 13$701 NZD
Retailer 2$708 NZD
Retailer 3$931 NZD
Retailer 11$967 NZD
Retailer 10$1,020 NZD
Retailer 17$1,082 NZD
Retailer 5$1,171 NZD
Retailer 7$1,276 NZD
Retailer 16$1,371 NZD
MOH London$1,856 NZD

42 data points across 17 retailers

18 retailers$319 NZD to $1,856 NZD

A
Cheapest Retailer
-
$319 NZD
A
Retailer 2
-
$358 NZD
View
Final sale: no returns
A
Retailer 3
-
$371 NZD
View
A
Retailer 4
-
$397 NZD
View
Retailer 5
-
$397 NZD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$598 NZD
View
A
Retailer 7
-
$685 NZD
View
A
Retailer 8
-
$701 NZD
View
A
Retailer 9
-
$708 NZD
View
B+
Retailer 10
-
$931 NZD
View
B+
Retailer 11
-
$967 NZD
View
B+
Retailer 12
-
$1,020 NZD
View
B+
Retailer 13
-
$1,082 NZD
View
B+
Retailer 14
-
$1,171 NZD
View
B
Retailer 15
-
$1,276 NZD
View
B
Retailer 16
-
$1,334 NZD
View
B
Retailer 17
-
$1,371 NZD
View
Most Expensive
B
MOH London
LG818648744 · Nov 1
$1,856 NZD
£824 GBP
View
17 more retailers have this diamond
Prices start from $319 NZDSave up to $1,537 NZD

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
$319 NZD