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Marquise|Lab Grown|IGI

1.55ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG840659145

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840659145

Diamond specifications and retailer prices

From $741 NZD
$417 USD
As of November 1, 2026
Save $1,717 NZD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,458 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840659145 or 840659145. Listed at 8 retailers as of November 1, 2026, with prices from $741 to $2,458, a $1,717 spread on the same certified stone. MOH London lists it at $2,458. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840659145
Dimensions11.39 × 6.04 × 3.88 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm6.04 mm1.55 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840659145
Side View
Table 61.0%Crown 36.6°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.2%

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: Nov 1
Current: $2,458 NZD|Low: $723 NZD|High: $2,467 NZD|Avg: $1,440 NZD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$741 NZD
Retailer 7$745 NZD
Retailer 3$1,058 NZD
Retailer 2$1,072 NZD
Retailer 8$1,285 NZD
Retailer 5$2,186 NZD
Retailer 6$2,269 NZD
MOH London$2,458 NZD

19 data points across 8 retailers

8 retailers$741 NZD to $2,458 NZD

A
Cheapest Retailer
-
$741 NZD
$417 USD
B+
Retailer 2
-
$745 NZD
$419 USD
View
A
Retailer 3
-
$1,058 NZD
ZAR 9,616 ZAR
View
A
Retailer 4
-
$1,072 NZD
£475 GBP
View
Retailer 5
-
$1,285 NZD
$723 USD
View
Price last confirmed 11 days ago
B
Retailer 6
-
$2,186 NZD
$1,230 USD
View
B
Retailer 7
-
$2,269 NZD
$1,277 USD
View
Most Expensive
B
MOH London
LG840659145 · Nov 1
$2,458 NZD
£1,089 GBP
View
7 more retailers have this diamond
Prices start from $741 NZDSave up to $1,717 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
1.55ct Marquise
$741 NZD