CaratHunter
Plans
Marquise|Lab Grown|IGI

0.57ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG841689263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841689263

Diamond specifications and retailer prices

From $293 NZD
$165 USD
As of November 1, 2026
Save $1,273 NZD (81%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,566 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.57ct lab-grown marquise diamond

This 0.57ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841689263 or 841689263. Listed at 5 retailers as of November 1, 2026, with prices from $293 to $1,566, a $1,273 spread on the same certified stone. MOH London lists it at $1,566. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.57
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841689263
Dimensions8.94 × 4.31 × 2.63 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.94 mm4.31 mm0.57 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG841689263
Side View
Table 54.0%Crown 29.7°Girdle: MED-THKPavilion 39.2°CuletDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,566 NZD|Low: $293 NZD|High: $1,575 NZD|Avg: $685 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5$293 NZD
Retailer 2$408 NZD
Retailer 3$515 NZD
Retailer 4$790 NZD
MOH London$1,566 NZD

19 data points across 5 retailers

5 retailers$293 NZD to $1,566 NZD

B+
Cheapest Retailer
-
$293 NZD
$165 USD
B+
Retailer 2
-
$408 NZD
£181 GBP
View
B+
Retailer 3
-
$515 NZD
£228 GBP
View
B
Retailer 4
-
$790 NZD
$445 USD
View
Most Expensive
B
MOH London
LG841689263 · Nov 1
$1,566 NZD
£695 GBP
View
4 more retailers have this diamond
Prices start from $293 NZDSave up to $1,273 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.

B+
0.57ct Marquise
$293 NZD