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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG837645791

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837645791

Diamond specifications and retailer prices

From $341 NZD
As of November 5, 2026
Save $1,252 NZD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,593 NZD at MOH London · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837645791 or 837645791. Listed at 20 retailers as of November 4, 2026, with prices from $341 to $1,593, a $1,252 spread on the same certified stone. MOH London lists it at $1,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837645791
Dimensions10.84 × 5.10 × 3.10 mm
L/W Ratio2.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.84 mm5.10 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837645791
Side View
Table 62.0%Crown 34.1°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 60.8%

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: Nov 5
Current: $1,593 NZD|Low: $341 NZD|High: $1,615 NZD|Avg: $798 NZD|-1.4%
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 5, 2026
Retailer 13$341 NZD
Retailer 7$417 NZD
Retailer 14$555 NZD
Retailer 10$589 NZD
Retailer 2$591 NZD
Retailer 12$593 NZD
Retailer 3$623 NZD
Retailer 11$648 NZD
Retailer 9$832 NZD
Retailer 8$887 NZD
Retailer 5$935 NZD
Retailer 4$1,079 NZD
Retailer 6$1,194 NZD
MOH London$1,593 NZD

35 data points across 14 retailers

20 retailers$341 NZD to $1,593 NZD

Retailer 1
-
$275 NZD
Price last confirmed 36 days ago
Retailer 2
-
$319 NZD
View
Price last confirmed 37 days ago
Retailer 3
-
$337 NZD
View
Price last confirmed 37 days ago
Retailer 4
-
$341 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$341 NZD
View
A
Retailer 6
-
$417 NZD
View
A
Retailer 7
-
$555 NZD
View
A
Retailer 8
-
$589 NZD
View
A
Retailer 9
-
$591 NZD
View
Retailer 10
-
$593 NZD
View
Price last confirmed 9 days ago
A
Retailer 11
-
$623 NZD
View
A
Retailer 12
-
$648 NZD
View
B+
Retailer 13
-
$832 NZD
View
B+
Retailer 14
-
$887 NZD
View
B+
Retailer 15
-
$935 NZD
View
Retailer 16
-
$1,098 NZD
View
Price last confirmed 36 days ago
B+
Retailer 17
-
$1,098 NZD
View
B+
Retailer 18
-
$1,100 NZD
View
B
Retailer 19
-
$1,194 NZD
View
Most Expensive
B
MOH London
LG837645791 · Nov 4
$1,593 NZD
£707 GBP
View
19 more retailers have this diamond
Prices start from $341 NZDSave up to $1,252 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
1.00ct Marquise
$341 NZD