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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG840635857

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840635857

Diamond specifications and retailer prices

From $452 NZD
As of November 4, 2026
Save $2,005 NZD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,457 NZD at With Clarity · As of November 5, 2026
View at With Clarity

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840635857 or 840635857. Listed at 14 retailers as of November 4, 2026, with prices from $452 to $2,457, a $2,005 spread on the same certified stone. With Clarity lists it at $2,457. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840635857
Dimensions12.44 × 5.97 × 3.60 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm5.97 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840635857
Side View
Table 61.0%Crown 34.5°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.3%

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: $2,047 NZD|Low: $452 NZD|High: $2,556 NZD|Avg: $1,529 NZD|-10.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 5, 2026
Retailer 7$452 NZD
Retailer 10$525 NZD
Retailer 6$655 NZD
Retailer 3$942 NZD
Retailer 4$1,174 NZD
Retailer 12$1,180 NZD
Retailer 2$1,233 NZD
Retailer 11$1,339 NZD
Retailer 9$1,726 NZD
Retailer 8$1,806 NZD
Retailer 1$2,047 NZD
Retailer 13$2,296 NZD
Retailer 5$2,402 NZD
With Clarity$2,457 NZD

31 data points across 14 retailers

14 retailers$452 NZD to $2,457 NZD

A
Cheapest Retailer
-
$452 NZD
A
Retailer 2
-
$525 NZD
View
A
Retailer 3
-
$655 NZD
View
Retailer 4
-
$942 NZD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$1,174 NZD
View
B+
Retailer 6
-
$1,180 NZD
View
B+
Retailer 7
-
$1,233 NZD
View
B+
Retailer 8
-
$1,339 NZD
View
B+
Retailer 9
-
$1,726 NZD
View
B+
Retailer 10
-
$1,806 NZD
View
B
Retailer 11
-
$2,047 NZD
View
B
Retailer 12
-
$2,296 NZD
View
Retailer 13
-
$2,402 NZD
View
Price last confirmed 24 days ago
Most Expensive
B
With Clarity
840635857 · Nov 5
$2,457 NZD
$1,385 USD
View
13 more retailers have this diamond
Prices start from $452 NZDSave up to $2,005 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
$452 NZD